Across
- 2. can be broken down into simpler stable substances
- 4. the temperature at which a liquid becomes a gas
- 7. cannot be broken down into simpler stable substances
- 9. element that is similar to a metal and a nonemetal
- 10. reactions that absorb energy
- 12. anything that has mass and takes up space
- 13. mixture that is not uniform in composition
- 14. vertical columns of the periodic table
- 16. the horizontal rows of the periodic table
Down
- 1. a blend of two or more kinds of matter
- 3. the temperature at which a solid becomes liquid
- 5. element that is bad electrical and heat conductor
- 6. element that is a good electrical and heat conductor
- 8. the ability to do work
- 11. reactions that release energy
- 12. measure of the amount of matter
- 15. mixture that is uniform in composition