Across
- 3. This is liquid rock that pours out of a volcano
- 6. This liquid is needed by most cars and trucks
- 8. Liquid matter takes the shape of its
- 9. Raindrops are this state of matter
- 12. If you place a solid in a liquid, it will either sink or
- 13. A gas that animals' bodies need to stay alive
- 16. Solid white flakes of water that fall from sky
- 17. Solid matter does not change
- 18. Water, in solid form is
Down
- 1. The amount of matter something contains
- 2. gas that plants need to make food
- 4. This is a very light gas found in some balloons
- 5. At 32 degrees Fahrenheit, water
- 7. The amount of space that matter takes up is its
- 10. The tiny particles that matter is made of are
- 11. Matter that has a definite shape and volume
- 14. Atoms in this state of matter, they move freely
- 15. Water in the form of a gas is called