Use observations of the sun, moon, and stars to describe patterns that can be predicted.

Use observations of the sun, moon, and stars to describe patterns that can be predicted.

Make observations at different times of year to relate the amount of daylight to the time of year.

Make observations at different times of year to relate the amount of daylight to the time of year.

Use materials to design a solution to a human problem by mimicking how plants and/or animals use their external parts to help them survive, grow, and meet their needs.

Use materials to design a solution to a human problem by mimicking how plants and/or animals use their external parts to help them survive, grow, and meet their needs.

Use materials to design a solution to a human problem by mimicking how plants and/or animals use their external parts to help them survive, grow, and meet their needs.

Use materials to design a solution to a human problem by mimicking how plants and/or animals use their external parts to help them survive, grow, and meet their needs.

Use materials to design a solution to a human problem by mimicking how plants and/or animals use their external parts to help them survive, grow, and meet their needs.

Use tools and materials to design a solution to a human problem by mimicking how plants and/or animals use their external parts to help them survive, grow, and meet their needs.

Use materials to design a solution to a human problem by mimicking how plants and/or animals use their external parts to help them survive, grow, and meet their needs.

Read grade-appropriate texts and use media to determine patterns in behavior of parents and offspring that help offspring survive.

Make observations to construct an evidence-based account that young plants and animals are like, but not exactly like, their parents.

Make observations to construct an evidence-based account that young plants and animals are like, but not exactly like, their parents.

Make observations to construct an evidence-based account that young plants and animals are like, but not exactly like, their parents.

Plan and conduct investigations to provide evidence that vibrating materials can make sound and that sound can make materials vibrate.

Make observations to construct an evidence-based account that objects in darkness can be seen only when illuminated.

Plan and conduct investigations to determine the effect of placing objects made with different materials in the path of a beam of light.

Use information from several sources to provide evidence that Earth events can occur quickly or slowly.

Compare multiple solutions designed to slow or prevent wind or water from changing the shape of the land.

Develop a model to represent the shapes and kinds of land and bodies of water in an area.

Construct an argument with evidence that some changes caused by heating or cooling can be reversed and some cannot.

Plan and conduct an investigation to determine if plants need sunlight and water to grow.

Develop a simple model that mimics the function of an animal in dispersing seeds or pollinating plants.

Develop a simple model that mimics the function of an animal in dispersing seeds or pollinating plants.

Develop a simple model that mimics the function of an animal in dispersing seeds or pollinating plants.

Develop a simple model that mimics the function of an animal in dispersing seeds or pollinating plants.

Make observations of plants and animals to compare the diversity of life in different habitats.

Make observations of plants and animals to compare the diversity of life in different habitats.

Plan and conduct an investigation to describe and classify different kinds of materials by their observable properties.

Plan and conduct an investigation to describe and classify different kinds of materials by their observable properties.

Plan and conduct an investigation to describe and classify different kinds of materials by their observable properties. 

Analyze data obtained from testing different materials to determine which materials have the properties that are best suited for an intended purpose.

Analyze data obtained from testing different materials to determine which materials have the properties that are best suited for an intended purpose.

Analyze data obtained from testing different materials to determine which materials have the properties that are best suited for an intended purpose.

Analyze data obtained from testing different materials to determine which materials have the properties that are best suited for an intended purpose.

Analyze data obtained from testing different materials to determine which materials have the properties that are best suited for an intended purpose.

Analyze data obtained from testing different materials to determine which materials have the properties that are best suited for an intended purpose.

Make observations to construct an evidence-based account of how an object made of a small set of pieces can be disassembled and made into a new object.

Construct an argument with evidence that some changes caused by heating or cooling can be reversed and some cannot.

Obtain information to identify where water is found on Earth and that it can be solid or liquid.

Represent data in tables and graphical displays to describe typical weather conditions expected during a particular season.

Represent data in tables and graphical displays to describe typical weather conditions expected during a particular season.

Represent data in tables and graphical displays to describe typical weather conditions expected during a particular season.

Obtain and combine information to describe climates in different regions of the world.

Obtain and combine information to describe climates in different regions of the world.

Obtain and combine information to describe climates in different regions of the world. 

Obtain and combine information to describe climates in different regions of the world.

Make a claim about the merit of a design solution that reduces the impacts of a weather-related hazard.

Make a claim about the merit of a design solution that reduces the impacts of a weather-related hazard.

Develop models to describe that organisms have unique and diverse life cycles but all have in common birth, growth, reproduction, and death.

Develop models to describe that organisms have unique and diverse life cycles but all have in common birth, growth, reproduction, and death.

Develop models to describe that organisms have unique and diverse life cycles but all have in common birth, growth, reproduction, and death.

Construct an argument that some animals form groups that help members survive.

Construct an argument that some animals form groups that help members survive.

 Analyze and interpret data to provide evidence that plants and animals have traits inherited from parents and that variation of these traits exists in a group of similar organisms.

Analyze and interpret data to provide evidence that plants and animals have traits inherited from parents and that variation of these traits exists in a group of similar organisms.

Analyze and interpret data to provide evidence that plants and animals have traits inherited from parents and that variation of these traits exists in a group of similar organisms.

 Use evidence to support the explanation that traits can be influenced by the environment.

Use evidence to support the explanation that traits can be influenced by the environment.

Use evidence to support the explanation that traits can be influenced by the environment.

Plan and conduct an investigation to provide evidence of the effects of balanced and unbalanced forces on the motion of an object.

Plan and conduct an investigation to provide evidence of the effects of balanced and unbalanced forces on the motion of an object.

Make observations and/or measurements of an object’s motion to provide evidence that a pattern can be used to predict future motion.

 Plan and conduct an investigation to provide evidence of the effects of balanced and unbalanced forces on the motion of an object.

Plan and conduct an investigation to provide evidence of the effects of balanced and unbalanced forces on the motion of an object.

Plan and conduct an investigation to provide evidence of the effects of balanced and unbalanced forces on the motion of an object.

Plan and conduct an investigation to provide evidence of the effects of balanced and unbalanced forces on the motion of an object.

Plan and conduct an investigation to provide evidence of the effects of balanced and unbalanced forces on the motion of an object.

Plan and conduct an investigation to provide evidence of the effects of balanced and unbalanced forces on the motion of an object.

Make observations and/or measurements of an object’s motion to provide evidence that a pattern can be used to predict future motion.

Ask questions to determine cause and effect relationships of electric or magnetic interactions between two objects not in contact with each other.

Ask questions to determine cause and effect relationships of electric or magnetic interactions between two objects not in contact with each other.

Ask questions to determine cause and effect relationships of electric or magnetic interactions between two objects not in contact with each other.

Define a simple design problem that can be solved by applying scientific ideas about magnets.

Identify evidence from patterns in rock formations and fossils in rock layers to support an explanation for changes in a landscape over time.

Identify evidence from patterns in rock formations and fossils in rock layers to support an explanation for changes in a landscape over time.

Identify evidence from patterns in rock formations and fossils in rock layers to support an explanation for changes in a landscape over time. *In this unit, students focus on the role of weathering in erosion, deposition, and Earth’s changing landscape.

Identify evidence from patterns in rock formations and fossils in rock layers to support an explanation for changes in a landscape over time.

Make observations and/or measurements to provide evidence of the effects of weathering or the rate of erosion by water, ice, wind, or vegetation.

Plan and conduct investigations on the effects of water, ice, and vegetation on the relative rate of weathering and erosion.

Analyze and interpret data from maps to describe patterns of Earth’s features.

Analyze and interpret data from maps to describe patterns of Earth’s features.  how different kinds of rock are mechanically weathered, analyzing how the sediment caused by the weathering can then be eroded. *In this unit, students focus on patterns in the locations of volcanoes and earthquakes.

Obtain and combine information to describe that energy and fuels are derived from natural resources and their uses affect the environment.

Obtain and combine information to describe that energy and fuels are derived from natural resources and their uses affect the environment.

Obtain and combine information to describe that energy and fuels are derived from natural resources and their uses affect the environment.

Generate and compare multiple solutions to reduce the impacts of natural Earth processes on humans.

Generate and compare multiple solutions to reduce the impacts of natural Earth processes on humans.

Construct an argument that plants and animals have internal and external structures that function to support survival, growth, and reproduction.

Construct an argument that plants and animals have internal and external structures that function to support survival, growth, and reproduction.

Construct an argument that plants and animals have internal and external structures that function to support survival, growth, behavior, and reproduction.

 Construct an argument that plants and animals have internal and external structures that function to support survival, growth, and reproduction.

Construct an argument that plants and animals have internal and external structures that function to support survival, growth, and reproduction.

Construct an argument that plants and animals have internal and external structures that function to support survival, growth, and reproduction.

Construct an argument that plants and animals have internal and external structures that function to support survival, growth, behavior, and reproduction.

Construct an argument that plants and animals have internal and external structures that function to support survival, growth, and reproduction.

Construct an argument that plants and animals have internal and external structures that function to support survival, growth, and reproduction.

Construct an explanation to describe how animals receive different types of information through their senses, process the information in their brains, and respond to the information in different ways.

Use evidence to construct an explanation relating the speed of an object to the energy of that object. *Students are introduced to the relationship between energy and speed in this unit.

Represent data in graphical displays to reveal patterns of daily changes in length and direction of shadows, day and night, and the seasonal appearance of some stars in the night sky. *In this unit, students are introduced to the concept of patterns caused by the relative motions of the sun, moon, and Earth.

Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.*Students are introduced to energy transfer in this unit by focusing on moving substances. They will explore other forms of energy transfer in later units. 

Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.

Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.

Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.

Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.

Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.

Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.

Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.

Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.

Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.

Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.

Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.

Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.

Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.

Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.

Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.

Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.

Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.

Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.

Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.

Ask questions and predict outcomes about the changes in energy that occur when objects collide.

Apply scientific ideas to design, test, and refine a device that converts energy from one form to another. 

Apply scientific ideas to design, test, and refine a device that converts energy from one form to another.

Apply scientific ideas to design, test, and refine a device that converts energy from one form to another.

Apply scientific ideas to design, test, and refine a device that converts energy from one form to another.

Apply scientific ideas to design, test, and refine a device that converts energy from one form to another.

Apply scientific ideas to design, test, and refine a device that converts energy from one form to another.

Develop a model of waves to describe patterns in terms of amplitude and wavelength and that waves can cause objects to move.

Develop a model of waves to describe patterns in terms of amplitude and wavelength and that waves can cause objects to move.

Develop a model to describe that light reflecting from objects and entering the eye allows objects to be seen.

Develop a model to describe that light reflecting from objects and entering the eye allows objects to be seen.

Develop a model to describe that light reflecting from objects and entering the eye allows objects to be seen.

Support an argument that the apparent brightness of the sun and stars is due to their relative distances from Earth. 

Support an argument that differences in the apparent brightness of the sun compared to other stars is due to their relative distances from Earth.

Support an argument that the apparent brightness of the sun and stars is due to their relative distances from Earth.

Represent data in graphical displays to reveal patterns of daily changes in length and direction of shadows, day and night, and the seasonal appearance of some stars in the night sky.

Represent data in graphical displays to reveal patterns of daily changes in length and direction of shadows, day and night, and the seasonal appearance of some stars in the night sky. *In this unit, students are introduced to the concept of patterns caused by the relative motions of the sun, moon, and Earth.

Develop a model using an example to describe ways the geosphere, biosphere, hydrosphere, and/or atmosphere interact.

Develop a model using an example to describe ways the geosphere, biosphere, hydrosphere, and/or atmosphere interact.

Develop a model using an example to describe ways the geosphere, biosphere, hydrosphere, and/or atmosphere interact.

 Develop a model using an example to describe ways the geosphere, biosphere, hydrosphere, and/or atmosphere interact.

Develop a model using an example to describe ways the geosphere, biosphere, hydrosphere, and/or atmosphere interact.

Develop a model using an example to describe ways the geosphere, biosphere, hydrosphere, and/or atmosphere interact.

Develop a model using an example to describe ways the geosphere, biosphere, hydrosphere, and/or atmosphere interact.

Develop a model using an example to describe ways the geosphere, biosphere, hydrosphere, and/or atmosphere interact.

Describe and graph the amounts and percentages of water and fresh water in various reservoirs to provide evidence about the distribution of water on Earth.

Describe and graph the amounts and percentages of water and fresh water in various reservoirs to provide evidence about the distribution of water on Earth.

Describe and graph the amounts and percentages of water and fresh water in various reservoirs to provide evidence about the distribution of water on Earth.

Generate and compare multiple solutions about ways individual communities can use science to protect the Earth’s resources and environment.

Generate and compare multiple solutions about ways individual communities can use science to protect the Earth’s resources and environment.

Generate and compare multiple solutions about ways individual communities can use science to protect the Earth’s resources and environment.

Support an argument that plants get the materials they need for growth chiefly from air and water.

Ask questions about how air and water affect the growth of plants.

Ask questions about how air and water affect the growth of plants.

Ask questions about how air and water affect the growth of plants.

Ask questions about how air and water affect the growth of plants.

Develop a model to describe the movement of matter among plants, animals, decomposers, and the environment.

Develop a model to describe the movement of matter among plants, animals, decomposers, and the environment.

Develop a model to describe the movement of matter among plants, animals, decomposers, and the environment.

Develop a model to describe the movement of matter among plants, animals, decomposers, and the environment.

Develop a model to describe the movement of matter among plants, animals, decomposers, and the environment.

Develop a model to describe that matter is made of particles too small to be seen.

Develop a model to describe that matter is made of particles too small to be seen.

Develop a model to describe that matter is made of particles too small to be seen.

Develop a model to describe that matter is made of particles too small to be seen.

Develop a model to describe that matter is made of particles too small to be seen.

Develop a model to describe that matter is made of particles too small to be seen. 

Develop a model to describe that matter is made of particles too small to be seen.

Develop a model to describe that matter is made of particles too small to be seen.

Develop a model to describe that matter is made of particles too small to be seen.

 Develop a model to describe that matter is made of particles too small to be seen.

Develop a model to describe that matter is made of particles too small to be seen.

Develop a model to describe that matter is made of particles too small to be seen.

Develop a model to describe that matter is made of particles too small to be seen.

Measure and graph quantities to provide evidence that regardless of the type of change that occurs when heating, cooling, or mixing substances, the total weight of matter is conserved.

Make observations and measurements to identify materials based on their properties. 

Make observations and measurements to identify materials based on their properties. 

Make observations and measurements to identify materials based on their properties. 

Make observations and measurements to identify materials based on their properties.

Make observations and measurements to identify materials based on their properties.

Make observations and measurements to identify materials based on their properties.

Make observations and measurements to identify materials based on their properties.

Make observations and measurements to identify materials based on their properties.

Make observations and measurements to identify materials based on their properties.

Make observations and measurements to identify materials based on their properties.

Make observations and measurements to identify materials based on their properties.

Make observations and measurements to identify materials based on their properties.

 Make observations and measurements to identify materials based on their properties.

Make observations and measurements to identify materials based on their properties.

Make observations and measurements to identify materials based on their properties.

Make observations and measurements to identify materials based on their properties.

Conduct an investigation to determine whether the mixing of two or more substances results in new substances.

Conduct an investigation to determine whether the mixing of two or more substances results in new substances.

Conduct an investigation to determine whether the mixing of two or more substances results in new substances.

Support an argument that the gravitational force exerted by Earth on objects is directed down.

 Support an argument that the gravitational force exerted by Earth on objects is directed down.

Support an argument that the gravitational force exerted by Earth on objects is directed down.

Support an argument that the gravitational force exerted by Earth on objects is directed down.

Support an argument that the gravitational force exerted by Earth on objects is directed down.

Support an argument that the gravitational force exerted by Earth on objects is directed down.

Support an argument that the gravitational force exerted by Earth on objects is directed down.

Support an argument that the gravitational force exerted by Earth on objects is directed down.

Use models to describe that energy in animals’ food (used for body repair, growth, motion, and to maintain body warmth) was once energy from the sun.

Use models to describe that energy in animals’ food (used for body repair, growth, motion, and to maintain body warmth) was once energy from the sun.

Use models to describe that energy in animals’ food (used for body repair, growth, motion, and to maintain body warmth) was once energy from the sun.

Develop and use a model of the Earth-Sun-moon system to describe the cyclic patterns of lunar phases, eclipses of the sun and moon, and seasons

Use a model to describe the role of gravity in the motions within galaxies and the solar system.

Construct an argument supported by evidence for how increases in human population and per-capita consumption of natural resources impact Earth’s systems.

Construct an argument supported by evidence for how increases in human population and per-capita consumption of natural resources impact Earth’s systems.

Conduct an investigation to provide evidence that living things are made of cells; either one cell or many different numbers and types of cells.

Conduct an investigation to provide evidence that living things are made of cells, either one or many different numbers and types.

Conduct an investigation to provide evidence that living things are made of cells, either one or many different numbers and types.

Conduct an investigation to provide evidence that living things are made of cells, either one or many different numbers and types.

Conduct an investigation to provide evidence that living things are made of cells, either one or many different numbers and types.

Conduct an investigation to provide evidence that living things are made of cells, either one or many different numbers and types.

Conduct an investigation to provide evidence that living things are made of cells, either one or many different numbers and types.

Conduct an investigation to provide evidence that living things are made of cells, either one or many different numbers and types.

Conduct an investigation to provide evidence that living things are made of cells, either one or many different numbers and types.

Develop and use a model to describe the function of a cell as a whole and ways parts of cells contribute to the function.

Develop and use a model to describe the function of a cell as a whole and ways parts of cells contribute to the function.

Develop and use a model to describe the function of a cell as a whole and ways parts of cells contribute to the function.

Develop and use a model to describe the function of a cell as a whole and ways parts of cells contribute to the function.

Analyze and interpret data to provide evidence for the effects of resource availability on organisms and populations of organisms in an ecosystem.

Analyze and interpret data to provide evidence for the effects of resource availability on organisms and populations of organisms in an ecosystem.

Construct an explanation that predicts patterns of interactions among organisms across multiple ecosystems.

Construct an explanation that predicts patterns of interactions among organisms across multiple ecosystems.

Develop a model to describe the cycling of matter and flow of energy among living and nonliving parts of an ecosystem.

Develop a model to describe the cycling of matter and flow of energy among living and nonliving parts of an ecosystem.

Develop a model to describe the cycling of matter and flow of energy among living and nonliving parts of an ecosystem.

Develop a model to describe the cycling of matter and flow of energy among living and nonliving parts of an ecosystem.

Develop models to describe the atomic composition of simple molecules and extended structures.

Develop models to describe the atomic composition of simple molecules and extended structures

Develop models to describe the atomic composition of simple molecules and extended structures

Develop models to describe the atomic composition of simple molecules and extended structures.

Develop models to describe the atomic composition of simple molecules and extended structures. 8-MS-PS1-1 Develop models to describe the atomic composition of simple molecules and extended structures.

Develop models to describe the atomic composition of simple molecules and extended structures.

Develop models to describe the atomic composition of simple molecules and extended structures.

Apply Newton’s Third Law to design a solution to a problem involving the motion of two colliding objects.

Plan an investigation to provide evidence that the change in an object’s motion depends on the sum of the forces on the object and the mass of the object.

Plan an investigation to provide evidence that the change in an object’s motion depends on the sum of the forces on the object and the mass of the object.

Plan an investigation to provide evidence that the change in an object’s motion depends on the sum of the forces on the object and the mass of the object.

Plan an investigation to provide evidence that the change in an object’s motion depends on the sum of the forces on the object and the mass of the object.

Ask questions about data to determine the factors that affect the strength of electric and magnetic forces.

Ask questions about data to determine the factors that affect the strength of electric and magnetic forces.

Construct and present arguments using evidence to support the claim that gravitational interactions are attractive and depend on the masses of interacting objects.

Construct and present arguments using evidence to support the claim that gravitational interactions are attractive and depend on the masses of interacting objects.

Construct and present arguments using evidence to support the claim that gravitational interactions are attractive and depend on the masses of interacting objects.

Conduct an investigation and evaluate the experimental design to provide evidence that fields exist between objects exerting forces on each other even though the objects are not in contact.

Conduct an investigation and evaluate the experimental design to provide evidence that fields exist between objects exerting forces on each other even though the objects are not in contact.

Conduct an investigation and evaluate the experimental design to provide evidence that fields exist between objects exerting forces on each other even though the objects are not in contact.

Construct and interpret graphical displays of data to describe the relationships of kinetic energy to the mass of an object and to the speed of an object.

Construct and interpret graphical displays of data to describe the relationships of kinetic energy to the mass of an object and to the speed of an object. 

Construct and interpret graphical displays of data to describe the relationships of kinetic energy to the mass of an object and to the speed of an object.

Develop a model to describe that when the arrangement of objects interacting at a distance changes, different amounts of potential energy are stored in the system.

Develop a model to describe that when the arrangement of objects interacting at a distance changes, different amounts of potential energy are stored in the system.

Develop a model to describe that when the arrangement of objects interacting at a distance changes, different amounts of potential energy are stored in the system.

Use mathematical representations to describe a simple model for waves that includes how the amplitude of a wave is related to the energy in a wave and how the frequency and wavelength change the expression of the wave.

Use mathematical representations to describe a simple model for waves that includes how the amplitude of a wave is related to the energy in a wave and how the frequency and wavelength change the expression of the wave.

Use mathematical representations to describe a simple model for waves that includes how the amplitude of a wave is related to the energy in a wave and how the frequency and wavelength change the expression of the wave.

Develop and use a model to describe that waves are refracted, reflected, absorbed, transmitted, or scattered through various materials.

Develop and use a model to describe that waves are refracted, reflected, absorbed, transmitted, or scattered through various materials.

Develop a model to describe the cycling of water through Earth's systems driven by energy from the sun and the force of gravity.

Develop a model to describe the cycling of water through Earth's systems driven by energy from the sun and the force of gravity.

Develop a model to describe the cycling of water through Earth's systems driven by energy from the sun and the force of gravity.

Develop a model to describe the cycling of water through Earth’s systems driven by energy from the sun and the force of gravity.

Develop a model to describe the cycling of water through Earth’s systems driven by energy from the sun and the force of gravity.

Develop a model to describe the cycling of water through Earth’s systems driven by energy from the sun and the force of gravity.

Collect data to provide evidence for how the motions and complex interactions of air masses result in changes in weather conditions.

 Develop and use a model to describe how unequal heating and rotation of the Earth cause patterns of atmospheric and oceanic circulation that determine regional climates.

 Develop and use a model to describe how unequal heating and rotation of the Earth cause patterns of atmospheric and oceanic circulation that determine regional climates.

 Develop and use a model to describe how unequal heating and rotation of the Earth cause patterns of atmospheric and oceanic circulation that determine regional climates.

Ask questions to clarify evidence of the factors that have caused the rise in global temperatures over the past century.

Ask questions to clarify evidence of the factors that have caused the rise in global temperatures over the past century.

Ask questions to clarify evidence of the factors that have caused the rise in global temperatures over the past century.

Use an argument supported by evidence for how the body is a system of interacting subsystems composed of groups of cells.

Use an argument supported by evidence for how the body is a system of interacting subsystems composed of groups of cells.

Use an argument supported by evidence for how the body is a system of interacting subsystems composed of groups of cells.

Construct a scientific explanation based on evidence for the role of photosynthesis and cellular respiration in the cycling of matter and flow of energy into and out of organisms.

Construct a scientific explanation based on evidence for the role of photosynthesis and cellular respiration in the cycling of matter and flow of energy into and out of organisms.

Develop a model to describe how food is rearranged through chemical reactions forming new molecules that support growth and/or release energy as this matter moves through an organism.

Develop a model to describe how food is rearranged through chemical reactions forming new molecules that support growth and/or release energy as this matter moves through an organism.

Construct an argument supported by empirical evidence that changes to physical or biological components of an ecosystem affect populations.

Construct an argument supported by empirical evidence that changes to physical or biological components of an ecosystem affect populations.

Construct an argument supported by empirical evidence that changes to physical or biological components of an ecosystem affect populations.

Construct an argument supported by empirical evidence that changes to physical or biological components of an ecosystem affect populations.

Undertake a design project that assists in maintaining diversity and ecosystem services.

Undertake a design project that assists in maintaining diversity and ecosystem services.

Undertake a design project that assists in maintaining diversity and ecosystem services.

Develop and use a model to describe why asexual reproduction results in offspring with identical genetic information and sexual reproduction results in offspring with genetic variation.

Develop and use a model to describe why asexual reproduction results in offspring with identical genetic information and sexual reproduction results in offspring with genetic variation.

Develop and use a model to describe why asexual reproduction results in offspring with identical genetic information and sexual reproduction results in offspring with genetic variation.

Develop and use a model to describe why asexual reproduction results in offspring with identical genetic information and sexual reproduction results in offspring with genetic variation.

Develop and use a model to describe why asexual reproduction results in offspring with identical genetic information and sexual reproduction results in offspring with genetic variation.

Develop and use a model to describe why asexual reproduction results in offspring with identical genetic information and sexual reproduction results in offspring with genetic variation.

Develop and use a model to describe why asexual reproduction results in offspring with identical genetic information and sexual reproduction results in offspring with genetic variation.

Construct an explanation based on evidence that describes how genetic variations of traits in a population increase some individuals’ probability of surviving and reproducing in a specific environment.

Construct an explanation based on evidence that describes how genetic variations of traits in a population increase some individuals’ probability of surviving and reproducing in a specific environment.

Construct an explanation based on evidence that describes how genetic variations of traits in a population increase some individuals’ probability of surviving and reproducing in a specific environment.

Construct an explanation based on evidence that describes how genetic variations of traits in a population increase some individuals’ probability of surviving and reproducing in a specific environment.

Gather, read, and synthesize information about technologies that have changed the way humans influence the inheritance of desired traits in organisms.

Gather, read, and synthesize information about technologies that have changed the way humans influence the inheritance of desired traits in organisms.

Gather, read, and synthesize information about technologies that have changed the way humans influence the inheritance of desired traits in organisms.

Analyze and interpret data on the properties of substances before and after the substances interact to determine if a chemical reaction has occurred.

Analyze and interpret data on the properties of substances before and after the substances interact to determine if a chemical reaction has occurred.

Analyze and interpret data on the properties of substances before and after the substances interact to determine if a chemical reaction has occurred.

Analyze and interpret data on the properties of substances before and after the substances interact to determine if a chemical reaction has occurred.

Analyze and interpret data on the properties of substances before and after the substances interact to determine if a chemical reaction has occurred.

Develop a model that predicts and describes changes in particle motion, temperature, and state of a pure substance when thermal energy is added or removed.

Develop a model that predicts and describes changes in particle motion, temperature, and the state of a pure substance when thermal energy is added or removed.

Develop a model that predicts and describes changes in particle motion, temperature, and the state of a pure substance when thermal energy is added or removed.

Develop and use a model to describe how the total number of atoms does not change in a chemical reaction and thus mass is conserved.

Develop and use a model to describe how the total number of atoms does not change in a chemical reaction and thus mass is conserved.

Develop and use a model to describe how the total number of atoms does not change in a chemical reaction and thus mass is conserved.

Plan an investigation to determine the relationships among the energy transferred, the type of matter, the mass, and the change in the average kinetic energy of the particles as measured by the temperature of the sample.

 Plan an investigation to determine the relationships among the energy transferred, the type of matter, the mass, and the change in the average kinetic energy of the particles as measured by the temperature of the sample.

Plan an investigation to determine the relationships among the energy transferred, the type of matter, the mass, and the change in the average kinetic energy of the particles as measured by the temperature of the sample.

Plan an investigation to determine the relationships among the energy transferred, the type of matter, the mass, and the change in the average kinetic energy of the particles as measured by the temperature of the sample.

Plan an investigation to determine the relationships among the energy transferred, the type of matter, the mass, and the change in the average kinetic energy of the particles as measured by the temperature of the sample.

Construct a scientific explanation based on evidence from rock strata for how the geologic time scale is used to organize Earth's 4.6-billion-year-old history.

Construct a scientific explanation based on evidence from rock strata for how the geologic time scale is used to organize Earth’s geologic history.

Develop a model to describe the cycling of Earth’s materials and the flow of energy that drives this process.

Develop a model to describe the cycling of Earth’s materials and the flow of energy that drives this process.

Develop a model to describe the cycling of Earth’s materials and the flow of energy that drives this process.

 Construct an explanation based on evidence for how geoscience processes have changed Earth’s surface at varying time and spatial scales.

Construct an explanation based on evidence for how geoscience processes have changed Earth’s surface at varying time and spatial scales.

Construct an explanation based on evidence for how geosciences processes have changed Earth’s surface at varying time and spatial scales.

Construct an explanation based on evidence for how geosciences processes have changed Earth’s surface at varying time and spatial scales.

Construct an explanation based on evidence for how geosciences processes have changed Earth’s surface at varying time and spatial scales.

Analyze and interpret data on the distribution of fossils and rocks, continental shapes, and seafloor structures to provide evidence of the past plate motions.

Analyze and interpret data on the distribution of fossils and rocks, continental shapes, and seafloor structures to provide evidence of the past plate motions.

Construct a scientific explanation based on evidence for how the uneven distributions of Earth’s mineral, energy, and groundwater resources are the result of past and current geosciences processes.

Construct a scientific explanation based on evidence for how the uneven distributions of Earth’s mineral, energy, and groundwater resources are the result of past and current geosciences processes.

Analyze and interpret data on natural hazards to forecast future catastrophic events and inform the development of technologies to mitigate their effects.

Analyze and interpret data on natural hazards to forecast future catastrophic events and inform the development of technologies to mitigate their effects.

 Apply scientific principles to design a method for monitoring and minimizing a human impact on the environment.

Apply scientific principles to design a method for monitoring and minimizing human impact on the environment.

Construct an explanation based on evidence that describes how genetic variations of traits in a population increase some individuals’ probability of surviving and reproducing in a specific environment.

Construct and use argument(s) based on empirical evidence and scientific reasoning to support an explanation for how characteristic animal behaviors and specialized plant structures affect the probability of survival and successful reproduction of animals and plants respectively.

Construct and use argument(s) based on empirical evidence and scientific reasoning to support an explanation for how characteristic animal behaviors and specialized plant structures affect the probability of survival and successful reproduction of animals and plants respectively.

Construct and use argument(s) based on empirical evidence and scientific reasoning to support an explanation for how characteristic animal behaviors and specialized plant structures affect the probability of survival and successful reproduction of animals and plants respectively.

Construct and use argument(s) based on empirical evidence and scientific reasoning to support an explanation for how characteristic animal behaviors and specialized plant structures affect the probability of survival and successful reproduction of animals and plants respectively.

Construct and use argument(s) based on empirical evidence and scientific reasoning to support an explanation for how characteristic animal behaviors and specialized plant structures affect the probability of survival and successful reproduction of animals and plants respectively.

Construct and use argument(s) based on empirical evidence and scientific reasoning to support an explanation for how characteristic animal behaviors and specialized plant structures affect the probability of survival and successful reproduction of animals and plants respectively.

Construct and use argument(s) based on empirical evidence and scientific reasoning to support an explanation for how characteristic animal behaviors and specialized plant structures affect the probability of survival and successful reproduction of animals and plants respectively.

Construct and use argument(s) based on empirical evidence and scientific reasoning to support an explanation for how characteristic animal behaviors and specialized plant structures affect the probability of survival and successful reproduction of animals and plants respectively.

Construct and use argument(s) based on empirical evidence and scientific reasoning to support an explanation for how characteristic animal behaviors and specialized plant structures affect the probability of survival and successful reproduction of animals and plants respectively.

Construct a scientific explanation based on evidence for how environmental and genetic factors influence the growth of organisms.

Construct a scientific explanation based on evidence for how environmental and genetic factors influence the growth of organisms.

Construct a scientific explanation based on evidence for how environmental and genetic factors influence the growth of organisms.

Construct a scientific explanation based on evidence for how environmental and genetic factors influence the growth of organisms.

Develop and use a model to describe why structural changes to genes (mutations) located on chromosomes may affect proteins and may result in harmful, beneficial, or neutral effects to the structure and function of the organism.

Develop and use a model to describe why structural changes to genes (mutations) located on chromosomes may affect proteins and may result in harmful, beneficial, or neutral effects to the structure and function of the organism.

 Analyze and interpret data for patterns in the fossil record that document the existence, diversity, extinction, and change of life forms throughout the history of life on Earth under the assumption that natural laws operate today as in the past.

Apply scientific ideas to construct an explanation for the anatomical similarities and differences among modern organisms and between modern and fossil organisms to infer evolutionary relationships.

Develop models to describe the atomic composition of simple molecules and extended structures.

Develop models to describe the atomic composition of simple molecules and extended structures.

Develop models to describe the atomic composition of simple molecules and extended structures.

Gather and make sense of information to describe that synthetic materials come from natural resources and impact society.

Gather and make sense of information to describe that synthetic materials come from natural resources and impact society.

Gather and make sense of information to describe that synthetic materials come from natural resources and impact society.

Gather and make sense of information to describe that synthetic materials come from natural resources and impact society.

Undertake a design project to construct, test, and modify a device that either releases or absorbs thermal energy by chemical processes.

 Apply scientific principles to design, construct, and test a device that either minimizes or maximizes thermal energy transfer. 

Apply scientific principles to design, construct, and test a device that either minimizes or maximizes thermal energy transfer.

Apply scientific principles to design, construct, and test a device that either minimizes or maximizes thermal energy transfer.

Apply scientific principles to design, construct, and test a device that either minimizes or maximizes thermal energy transfer.

Construct, use, and present arguments to support the claim that when the kinetic energy of an object changes, energy is transferred to or from the object.

Construct, use, and present arguments to support the claim that when the kinetic energy of an object changes, energy is transferred to or from the object.

Construct, use, and present arguments to support the claim that when the kinetic energy of an object changes, energy is transferred to or from the object.

 Construct, use, and present arguments to support the claim that when the kinetic energy of an object changes, energy is transferred to or from the object.

 Construct, use, and present arguments to support the claim that when the kinetic energy of an object changes, energy is transferred to or from the object.

Construct, use, and present arguments to support the claim that when the kinetic energy of an object changes, energy is transferred to or from the object.

Construct, use, and present arguments to support the claim that when the kinetic energy of an object changes, energy is transferred to or from the object.

Construct, use, and present arguments to support the claim that when the kinetic energy of an object changes, energy is transferred to or from the object.

onstruct, use, and present arguments to support the claim that when the kinetic energy of an object changes, energy is transferred to or from the object.

Construct, use, and present arguments to support the claim that when the kinetic energy of an object changes, energy is transferred to or from the object.

Construct, use, and present arguments to support the claim that when the kinetic energy of an object changes, energy is transferred to or from the object.

Construct, use, and present arguments to support the claim that when the kinetic energy of an object changes, energy is transferred to or from the object.

Construct, use, and present arguments to support the claim that when the kinetic energy of an object changes, energy is transferred to or from the object.

Use and share observations of local weather conditions to describe patterns over time.

Use and share observations of local weather conditions to describe patterns over time

Use and share observations of local weather conditions to describe patterns over time.

Use and share observations of local weather conditions to describe patterns over time.

Use and share observations of local weather conditions to describe patterns over time.

Use and share observations of local weather conditions to describe patterns over time.

Construct an argument supported by evidence for how plants and animals (including humans) can change the environment to meet their needs.

Use a model to represent the relationship between the needs of different plants and animals (including humans) and the places they live

Use a model to represent the relationship between the needs of different plants and animals (including humans) and the places they live

Ask questions to obtain information about the purpose of weather forecasting to prepare for, and respond to, severe weather.

Ask questions to obtain information about the purpose of weather forecasting to prepare for, and respond to, severe weather.

Ask questions to obtain information about the purpose of weather forecasting to prepare for, and respond to, severe weather.

Communicate solutions that will reduce the impact of humans on the land, water, air, and/or other living things in the local environment.

Communicate solutions that will reduce the impact of humans on the land, water, air, and/or other living things in the local environment.

Use observations to describe patterns of what plants and animals (including humans) need to survive.

Use observations to describe patterns of what plants and animals (including humans) need to survive.

Use observations to describe patterns of what plants and animals (including humans) need to survive.

Use observations to describe patterns of what plants and animals (including humans) need to survive.

Use observations to describe patterns of what plants and animals (including humans) need to survive.

Use observations to describe patterns of what plants and animals (including humans) need to survive.

Use observations to describe patterns of what plants and animals (including humans) need to survive.

Plan and conduct an investigation to compare the effects of different strengths or different directions of pushes and pulls on the motion of an object.

Plan and conduct an investigation to compare the effects of different strengths or different directions of pushes and pulls on the motion of an object.

Plan and conduct an investigation to compare the effects of different strengths or different directions of pushes and pulls on the motion of an object.

Analyze data to determine if a design solution works as intended to change the speed or direction of an object with a push or a pull.

Make observations to determine the effect of sunlight on Earth’s surface

Make observations to determine the effect of sunlight on Earth’s surface

Make observations to determine the effect of sunlight on Earth’s surface.

Make observations to determine the effect of sunlight on Earth’s surface.

Make observations to determine the effect of sunlight on Earth’s surface

Make observations to determine the effect of sunlight on Earth’s surface

Make observations to determine the effect of sunlight on Earth’s surface

Make observations to determine the effect of sunlight on Earth’s surface

Use tools and materials provided to design and build a structure that will reduce the warming effect of sunlight on Earth’s surface.

Use tools and materials provided to design and build a structure that will reduce the warming effect of sunlight on Earth’s surface.

Define the criteria and constraints of a design problem with sufficient precision to ensure a successful solution, taking into account relevant scientific principles and potential impacts on people and the natural environment that may limit possible solutions.