Across
- 4. Of Matter the different forms in which matter can exist
- 6. a substance that consists only a single type of atom
- 9. the downward pull on an object due to gravity
- 11. a substance that consists of two or more different types of atoms bonding together
- 12. an uncharged particle
- 13. Substance Substances that are made of only one type of matter
- 15. A measure of the amount of matter present in a given volume of substance
- 18. the amount of space that matter in an object occupies
Down
- 1. a positively charged particle
- 2. a substance that has no fixed shape or volume
- 3. the smallest basic unit of matter
- 5. anything that has mass and takes up space
- 7. negatively charged particles
- 8. a substance that has a fixed volume but no fixed shape
- 10. two or more atoms bonded together
- 14. a combination of different substances that remain the same and can be inspected by physical means
- 16. combination of protons and electrons
- 17. a substance that has a fixed shape and volume