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Energy and nutrients move through ecosystems, including the savanna where wild animals roam for now.
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Hipervinculo Ciencias de la Tierra y Medioambiente
Energy and matter are interchangeable. Humans can create matter from energy, similar to what happened in the Big Bang.
It is an educational content of CK-12 Foundation (to access some of the CK-12 cont ...
Examine the composition of matter.
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