Across
- 3. a unit of energy
- 7. when two things are touching, they are in _______
- 8. thermal energy from rubbing two things together
- 11. the least dense state of matter
- 12. how hot something is
- 14. something that can be burned for energy
- 16. the most dense type of matter
- 17. ability to do work
- 18. water at room temperature (25 C) is this state of matter
- 19. everything is made from this
Down
- 1. anything liquid or gas is a _________
- 2. how much matter in a volume of an object
- 4. having to do with the nucleus of an atom
- 5. having to do with heat
- 6. when heat energy transfers in fluids
- 7. when heat energy transfers in solids
- 9. to move from one place to another place
- 10. something with a lot of energy is ________
- 13. when two items no longer transfer energy
- 15. transfer of thermal energy