Across
- 1. Two or more atoms chemically bonded together
- 3. The movement of particles from a region of high to low concentration
- 5. Anything that has mass and occupies space
- 8. Has no fixed shape and no fixed volume
- 10. Change of state directly from solid to gas
- 11. Change of state from solid to liquid
- 12. The smallest particles of an element
- 15. A combination of two or more substances not chemically joined
- 16. Change of state from liquid to gas
- 17. energy The energy of moving particles
Down
- 2. Change of state from gas to liquid
- 4. A substance made up of two or more elements chemically combined
- 6. Measure of how hot or cold something is
- 7. Has a fixed shape and fixed volume
- 9. A substance made up of only one type of atom
- 13. Has a fixed volume but no fixed shape
- 14. Change of state from liquid to solid