Across
- 2. the ability to do work
- 4. the positively charged central core of an atom
- 6. Mixture of elements
- 8. Bond Share an electron
- 10. The smallest unit
- 11. Very small with a negative charge
- 13. Two objects reach the same temperature
Down
- 1. Reaction The atoms don’t change
- 3. is in every atomic nucleus except ordinary hydrogen
- 5. A high temperature
- 6. Reaction The atoms rearrange and make something new
- 7. A physical substance which occupies space
- 9. An object used to measure temperature
- 12. Is equal in charge as an electron but positive
- 14. bond, Moves from one atom to another