Across
- 3. depends on the amount of matter in the sample
- 5. A process that absorbs energy from the surroundings
- 8. A pure substance made of only one kind of atom
- 9. Anything with mass that occupies space
- 10. change the appearance, without changing the material's composition
- 13. smallest unit of an element
- 14. energy possessed by an object due to its position, composition, or condition
- 15. process that releases energy into the surroundings
Down
- 1. Hvae properties of both metals and non-metals
- 2. beginning substances that start a reaction
- 4. A property that can be observed and measured without changing the material's compostion
- 6. Matter that has a definite composition
- 7. depends on the type of matter, not the amount present
- 11. A substance made from atoms of two or more elements that are chemically bonded
- 12. energy of motion