Across
- 5. a pure substance that cannot be broken down
- 7. a type of mixture in which you cannot see the different parts
- 8. two or more substances combined to make something new
- 9. horizontal rows on the Periodic Table
- 10. a state of matter, not liquid or solid
Down
- 1. the last name of the scientist who discovered the Periodic Table of Elements
- 2. a type of mixture where you can see the different parts
- 3. something that has mass and/or takes up space
- 4. a state of matter, not solid or gas
- 6. a state of matter, not liquid or gas
- 11. the basic unit of a chemical element