Across
- 3. To change states, ______ must be added or taken away from matter.
- 5. There is so much space between particles they can move freely.
- 9. Change from a liquid to a gas.
- 11. Matter is anything that has _______ and takes up space.
- 12. Technically, everything is _______.
- 13. When the particles of one type of matter are evenly distributed among the particles of liquid matter.
- 15. Non-renewable resources can takes ____ of years to replace.
- 16. _____ power uses heat from the sun to produce electricity.
- 17. Change from a liquid or gas to a solid.
Down
- 1. Hydropower generates energy from moving _______.
- 2. Anything made by combining two or more different things.
- 4. Renewable resources are _____ replaced by nature.
- 6. Can be separated again into the substances that made it.
- 7. Particles are packed so tightly they can't move.
- 8. Three common states of matter are solid, _____ , and gas.
- 10. The tiny building blocks that make up matter.
- 11. Energy is the capacity to do work.
- 12. Change from a solid to a liquid.
- 14. Matter comes in different forms, or _____ .
- 17. Wind turbine blades are pushed by the _____ of wind.