Across
- 2. The amount of space anything occupies
- 5. Anything with mass that takes up space
- 6. Elements that have properties of metals and non-metals
- 11. What a substance is made of
- 14. Beginning substances of a reaction
- 15. The energy of motion
Down
- 1. A substance made of just one atom
- 3. Substances formed during a reaction
- 4. Properties that change the composition of a material
- 7. The smallest unit of an element
- 8. Physical combination of 2 or more substances
- 9. Most elements are this at room temperature
- 10. A substance made up of 2 or more elements that are chemically bonded
- 12. Properties that change the appearance of a material
- 13. All matter has this