Across
- 3. Attraction between particles pulls together.
- 8. A solid suddenly appears in a solution.
- 11. Does not change substance into anything new.
- 12. Have a definite shape and a definite volume.
- 13. Anything that has mass and takes up space.
- 15. Substances join to form new substances.
- 18. Matter is not created or destroyed.
- 19. Have a definite volume, but no definite shape.
Down
- 1. How compact a substance is in a given volume.
- 2. Have no definite volume and no definite shape.
- 3. Heat or light is given off in a reaction.
- 4. Amount of space taken up by a quantity of matter.
- 5. Changes from liquid to gas.
- 6. Also known as a state of matter.
- 7. Changes from solid to gas.
- 9. Changes from gas to liquid.
- 10. Faster motion causes particles to move apart.
- 13. Changes from solid to liquid.
- 14. The basic unit from which all matter is made.
- 16. Changes from liquid to solid.
- 17. The amount of matter in an object.