Ask questions to obtain, evaluate, and communicate information about how changes to an ecosystem affect the stability of cycling matter and the flow of energy among living and nonliving parts of an ecosystem. Emphasize describing the cycling of matter and flow of energy through the carbon cycle.
In this unit, students are introduced to the dynamic nature of ecosystems and how disturbances affect them. In this lesson, students observe the effects of an oil spill on the ability of plants to photosynthesize, which can harm an entire ecosystem. This page is a high-level extract of this lesson.
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In this unit, students explore the organisms that live on Earth’s surface, analyzing how living things are made of cells, which have certain requirements for survival, including food, water, and energy. In this lesson, students figure out the phenomena of energy transfer in living systems with a focus on how energy and matter flow through organisms. This page showcases excerpts from components of this lesson.
In this unit, students explore forest ecosystem phenomena, investigating the science phenomena of interactions between living things and the environment. In this lesson students discover the phenomena of tree rings and analyze how resource availability affects the ability of different organisms and populations to grow. This page is a high-level extract of this lesson.
