Across
- 3. energy of motion
- 4. Matter with constant composition.All particles have the same properties
- 6. process that releases energy into the surroundings
- 9. A substance that is currently a gas but normally is a liquid or solid at room temperature
- 11. A measure of the amount of space that is occupied
- 13. The study of the composition,structure and properties of matter and the changes it undergoes
- 14. A mixture made up of particles that are uniformly distributed
- 15. A process that absorbs energy from the surroundings
Down
- 1. When more or one substances are changed into new substances
- 2. Anything that has both mass and volume
- 5. The ability of a substance to undergo a specific chemical change
- 7. A substance made from two or more elements, chemically combined
- 8. A property that can be observed and measured without changing the materials composition
- 10. A substance made up of atoms with the same atomic number
- 12. High KE,particles can separate and move throughout the container