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The top documents tagged [pe energy]
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pe energy
Dr. Joseph W. Howard ©Spring 2008 Energy What is it? It is how nature keeps score. Like a “currency” of the universe. To cause a change requires energy.
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Energy Chains Can you think of how the energy flows through a car? What would you start with? What types of energy transformations are happening?
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Refrigeration and Heat Pump Systems Nick DiFilippo 6/16/2015.
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