Across
- 3. if matter is more ___ than water, it will sink
- 4. amount of space an object takes up
- 5. has a definite volume and shape
- 10. 2 things mixed together which creates a new substance
- 11. amount of matter in an object
- 13. anything that takes up space and has mass
- 14. allows energy to pass through
Down
- 1. to push apart
- 2. molecules that are tightly packed together create a ____
- 6. does not allow energy to pass through
- 7. no definite volume or shape; molecules move in all directions
- 8. a combination that does not create a new substance
- 9. to pull together
- 11. if something is attracted to iron it is ______
- 12. dissolve