Across
- 4. the ability to do work
- 5. the act of burning something
- 6. the center of an atom
- 7. energy that comes from the force of moving water
- 9. able to be created
- 12. type of energy that is hot
- 16. the act of using a resource wisely
- 17. energy energy from sources of light
Down
- 1. plant materials and animal waste used as fuel
- 2. related to the heat of the earth’s interior
- 3. energy energy that we hear
- 8. the flow of electrical power or charge
- 10. the ability to do work or cause change
- 11. how atoms attach
- 13. Not able to be made again quickly by nature or people
- 14. the use of force to move an object
- 15. the basic unit of matter