Across
- 2. anything that has volume or mass
- 6. distinct forms of matter known in everyday experience
- 8. when things come together
- 12. average kinetic energy of all particles in a material
- 13. tiny particles that serve as a building block
- 15. force exerted on matter through contact with other matter
Down
- 1. energy of motion
- 3. to move rhythmically and steadily; oscillate
- 4. the simplest unit of a chemical compound that can exist
- 5. a form of matter with an indefinite shape and volume
- 7. a state of matter with definite volume and shape
- 9. not chemically reactive; used to describe a substance.
- 10. a single substance either an element or a compound
- 11. the total kinetic (motion) energy of the tiny particles that make up matter
- 14. a state of matter with a definite volume but no definite shape