Across
- 2. the temperature at which a substances melts
- 4. Everything on Earth consists of ________
- 6. How easy or hard something is to change it's shape
- 7. How easy or hard something is to break up or apart
- 8. How much space something takes up
- 9. A change that cannot be reversed
- 13. Scientific tool used to heat up chemicals
- 14. Everything is made of __________
Down
- 1. How easy or hard something is to tear into strips
- 3. A change that can usually be reversed
- 5. How thick or thin a liquid is
- 10. Hydrogen's _________ __________ is 1
- 11. Another word for weight
- 12. A noble gas found in Period 2