Across
- 3. The temperature at which an object starts to melt
- 6. The temperature at which an object starts to boil
- 9. packed more closely together
- 10. The temperature at which an object starts to freeze
- 12. Matter that can change its shape but NOT its volume, particles slide back and forth
- 13. Process by which matter changes to a different form
- 14. the measure of the average kinetic energy of the particles
- 15. A form of matter
Down
- 1. change of state from a liquid to a gas
- 2. Matter that cannot change its shape or volume, particles vibrate
- 4. The energy of an object caused by its motion
- 5. The force that pulls particles of matter together
- 7. Matter that can change shape and volume, particles are free moving
- 8. The total kinetic energy of all the particles in a substance
- 11. To make small, quick movements in one place
- 13. process of a gas changing state to a liquid