Across
- 3. Scrambling or frying an ____ is an example of a chemical change.
- 5. Cutting paper is this kind of change.
- 7. A reaction that produces heat or light.
- 8. The ability of a substance to burn.
- 10. A change in which matter keeps it's identity.
Down
- 1. What you get when you divide mass and volume.
- 2. Process of solid changing directly into a gas.
- 4. Change that forms a new substance.
- 6. A change in ____ is a clue that a chemical reaction occured.
- 9. Ice melting is a change in this state.
- 11. What forms on metal when it reacts with oxygen.