Across
- 2. sublimation
- 6. he chemical symbols and numbers indicating the atoms contained in the basic unit of a substance.
- 8. is anything that has mass
- 9. a substance made of atoms of more than one element bound together.
- 10. mass divided by volume
Down
- 1. any matter that has a fixed composition and definite properties.
- 3. burning wood
- 4. the smallest unit of a substance that exhibits all of the properties characteristic of that substance.
- 5. the smallest particle that has the properties of an element
- 7. a substance that cannot be broken down into simpler substances.