Across
- 2. What are particles always doing
- 3. What occupies space
- 5. What is matter made of
- 7. What does Ar stand for
- 8. What is a another word for touchable
- 9. What do humans breath out
Down
- 1. What happens to water when it is in a kettle
- 4. How does a liquid go to gas
- 6. How does liquid turn into a solid
- 10. What is frozen water