Adapted by Nelson Nuñez-Rodriguez
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By David W. Ball
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| QUESTION | ANSWER |
|
1. Define energy. How is work related to energy? |
1. Energy is the ability to do work. Work is a form of energy. |
|
3. Express the quantity of 422 J in calories. |
3. 101 cal |
|
5. Express the quantity 55.69 cal in joules. |
5. 233.0 J |
|
7. How does a Calorie differ from a calorie? |
7. A Calorie is actually a kilocalorie, or 1,000 calories. |
|
9. What is the law of conservation of energy? |
9. The total energy of an isolated system does not increase or decrease. |