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Energy and Matter: Flows, Cycles and Conservation | manoa.hawaii.edu/ExploringOurFluidEarth
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FOOD CHAIN = used to show how matter & energy move through an ecosystem. - ppt download
Cycle of Matter and Energy Transfer in an Ecosystem 1.Review: Organisms need Resources…what do resources PROVIDE? 2.What is Matter and where does it come. - ppt download
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Food Web: Concept and Applications | Learn Science at Scitable
Model the movement of matter among environments - 5th Grade Science
Flow of energy and cycling of matter in ecosystems (article) | Khan Academy
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Food chain- simple model that shows how matter and energy move through an ecosystem - ppt video online download