Across
- 1. a measure of how much matter an object contains.
- 4. a substance that contains only a single type of atom.
- 6. is the smallest basic unit of matter.
- 7. when two or more atoms bond together.
- 11. anything that has mass and takes up space.
- 12. a combination of different substances that remain the same individual substances and can be separated by physical means.
- 13. a substance that has a fixed volume and a fixed shape.
Down
- 2. the different forms in which matter can exist. Solid, liquid, and gas.
- 3. the amount of space that matter in an object occupies.
- 5. a substance hat has no fixed volume or shape.
- 8. a substance that has a fixed volume but does not have a fixed shape.
- 9. a substance that consists of two or more different types of atoms bonded together.
- 10. the downward pull on an object due to gravity.