Across
- 2. particles with the same number of protons but different number of neutrons
- 5. type of oberservation that are made with your five senses
- 7. standard volume measurement for liquids
- 10. negatively charged subatomic particle
- 11. ability of a substance to undergo chemical change
- 14. state of matter with definite volume and shape
- 15. state of matter without a definite shape or volume
Down
- 1. physical property that is dependent on mass
- 3. type of change that does not result in the formation of a new substance
- 4. has mass and takes up space
- 6. the average mass of all atoms of an element
- 8. neutral subatomic particle
- 9. two or more different elements bonded together
- 12. amount of matter in a sample
- 13. smallest particle of an element; is neutral