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Fabulous food chains

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Think of your body as a complex battery that has to be recharged on a daily basis to work at it's best. Where does the energy come from? In this lesson we will discover how the sun's rays provide enough energy to start and sustain the entire food chain that sustains and powers you.

Complete this statement. "Humans are on the top of the Food Chain because we...?" (video clue at 0:40).

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