Across
- 4. Are attracted to each other
- 7. A pure substance that consists of at least 2 elements
- 9. A change in appearance but no new substances
- 11. Everything that has mass or volume is made of this
Down
- 1. What happens when you add energy to a liquid
- 2. A change in matter that occurs when substances combine to form new substances
- 3. What happens when you remove energy to a liquid
- 5. The amount of space a substance takes up
- 6. Are always moving
- 8. Is the amount of matter of in a substance
- 10. A pure substance that cannot be broken down into a simpler substance