14457242
Description
Flashcards by hanin shokri, updated more than 1 year ago
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Created by hanin shokri
over 5 years ago
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| Question | Answer |
| 1. what is energy | the strength and vitality required to substain physically and mentally |
| 2. what is useful energy | energy conversion efficiency |
| 3. what is wasted energy | waste energy cannot be created or destroyed it can only be transferred to another form or moved |
| 4. sound energy | sound is the movement of energy through substances in longitudinal |
| 5. heat energy | transfer energy from one thing to the other using kinetic energy |
| 6. potentil energy | the energy by body virtue of its potential relative to other stresses within itself electric charge and other factors |
| 7. kinetic energy | energy which a body possesses by viture of being in motion |
| 8. what are the types of energy | gravitational, chemical, nuclear, elastic, motion and thermal energy |
| 9. what are the two basic forms of energy | potential and kinetic energy |
| 10. what is elastic energy | potential energy stored when the body is deformed |
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