Across
- 2. the smallest building block of matter
- 4. characteristics that describe matter
- 6. a chart that organizes all known element
- 7. a substance made of two or more different elements bonded together
- 9. how particles move inside matter
- 11. the amount of space an object takes up
- 12. a state of matter with no fixed shape or volume air fills up a balloon
- 13. a state of matter with a fixed shape and volume
Down
- 1. a measure of how hot or cold something is
- 3. two or more atoms joined together
- 5. a pure substance made of only one kind of atom
- 8. anything that has mass and takes up space
- 10. the amount of matter in an object
- 14. a state of matter with no fixed volume but no fixed shape