Across
- 2. states of matter
- 6. lighter than air
- 8. using your 5 senses
- 10. particles are tightly together
- 12. particles move apart rapidly
Down
- 1. the more mass in something makes it ___ to move
- 3. educated guess
- 4. Scientific
- 5. number of senses
- 7. measure of amount of matter in an object
- 9. blow it up with air
- 11. particles move apart
- 13. has weight