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More cards in this set
Card 6
Front
What is wasted energy?
Back
Card 7
Front
What eventually happens to both useful and wasted energy?
Back
Card 8
Front
Why is energy often wasted in a machine?
Back
Card 9
Front
What is the energy supplied to a machine often called?
Back
Card 10
Front
What is the input energy equal to?
Back
Card 11
Front
What are some ways we can reduce energy transfers out of homes?
Back
Card 12
Front
What does the U-value of a material tells us?
Back
Card 13
Front
What does a lower U-value mean?
Back
Card 14
Front
What is the U-value of a material equal to?
Back
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