Across
- 1. Changes liquid to gas at temperatures below the boiling point
- 3. Inverse variation of volume of gas with pressure if temperature and number of particles are constant
- 5. A change when a system releases energy to its surroundings
- 7. energy a substance must absorb in order to change from a solid to a liquid
- 12. Direst volume proportion of a gas to its temperature if pressure, number of particles are constant
- 13. The state of matter which materials have definite shape and volume
- 15. the energy substances must absorb to change from liquid to gas
- 17. Temperature absorbs energy from its surroundings
- 18. The state of matter which a material doesn't have a definite shape or volume
- 19. Phase change when gas or vapor goes to a solid without going to a liquid
Down
- 2. The phase change in which a substance changes from liquid to gas
- 4. The state of matter which a material has a definite shape but not volume
- 6. Phase change in which a substance changes from gas to liquid
- 8. Phase change when a solid turns to a gas without going to a liquid
- 9. Energy an object has due to motion
- 10. reversible chemical change that occurs when a substance changes state of matter
- 11. Pressure caused by collisions of particles in vapor
- 14. The result of a force distributed over an area
- 16. A temperature of 0 kelvins