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Where do we get energy from?

Energy can be defined as the ability to work. The sun is the ultimate source of energy. Fossil fuel stores solar energy. Plants and other autotrophs convert solar energy to complex molecules that are high in energy content. Edited by Ashraf

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Uploaded by: ( Send Message ) on 12-12-2011. Dnatube suggest users to have interest in drug testing, mesothelioma, insurance, medical lawyers.

Duration: 9m 44s

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