Across
- 3. Many atoms built up to form something
- 6. Much matter
- 8. Something that is formed to make a shape and stays that way
- 9. Positive Electric Charge
- 11. Something that occupies space
Down
- 1. The amount of space that an object occupies
- 2. A tiny bit of something
- 4. Flows freely with always the same volume
- 5. Negative Electric Charge
- 7. Will expand freely to fill a space
- 10. Same mass as a proton without the electric charge