Across
- 2. Warm water molecules move ________ than cold water molecules
- 3. State of matter with fast moving far apart particles
- 7. State of matter with particles that move about but are still touching
- 8. The study of the human brain
- 9. The state of matter with the most energy (the sun)
- 11. What warm water will do in cold water
- 14. The study of the Earth
- 15. The study of space
- 17. Thermal ___________ is an increase in the size of a substance based on temperature
- 18. The study of plants
- 20. The study of what matter is made of
- 21. The study of money and financial systems
- 22. When a gas turns into a liquid
Down
- 1. How heavy something is FOR ITS SIZE
- 4. When a solid turns into a gas
- 5. The study of Life
- 6. State of matter where particles are locked in place
- 10. When a solid turns into a liquid
- 12. When a liquid turns into a gas
- 13. What Cold air will do in warmer air
- 16. The study of matter and energy
- 19. When a liquid turns into a solid
