Across
- 3. energy can _________ from one form to another
- 6. energy __________ be destroyed
- 7. fossil fuels is categorised as what type of energy
- 9. electrical energy converts to _________ energy in a torchlight
- 10. is an example of fossil fuels
- 11. derived from dead plants and animals
- 13. the higher a person climb, the more ______________ potential energy he have
Down
- 1. is a form of energy generated from running water
- 2. energy __________ be created
- 4. wind and solar energy are considered _________ source of energy
- 5. an energy due to its motion
- 8. a rubber band when stretched have _______ energy
- 12. define as the ability to do work