Construct and interpret models to explain that energy in animals’ food is used for body repair, growth, motion, and maintenance of body warmth and was once energy from the sun.
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.
