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Matt Johnston

Energy and kids - 0 views

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    "The purpose of producing energy is to meet three types of societal needs: - Mechanical work (electrical equipment, for example) - Heating supply - Heat removal (cooling systems) Energy does not disappear, it merely changes form. Different forms of energy have different qualities and degrees of usefulness "
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    The purpose of producing energy is to meet three types of societal needs: - Mechanical work (electrical equipment, for example) - Heating supply - Heat removal (cooling systems) Energy does not disappear, it merely changes form. Different forms of energy have different qualities and degrees of usefulness
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