Across
- 3. Anything that has mass and occupies space
- 5. a substance made of atoms of more than one element bound together
- 6. the chemical symbols and numbers indicating the atoms contained in the basic unit of a substance
- 8. When mixing occurs between individual units
- 10. a combination of more than one pure substance
Down
- 1. the smallest particle that has the properties of an element
- 2. substances that are not uniformly mixed
- 4. any matter that has a fixed composition and definite properties
- 7. the smallest unit of a substance that exhibits all of the properties characteristic of that substance
- 9. a substance that cannot be broken down into simpler substances