Across
- 4. A reaction that releases thermal energy and makes stuff hotter.
- 7. A chemical change.
- 10. How hot or cold something is.
- 12. How fast or slow something is.
- 13. The ________ something is, the more kinetic energy it has.
- 14. A reaction that absorbs thermal energy and makes stuff colder.
- 15. Solid to Liquid.
Down
- 1. Energy that is stored up.
- 2. The energy of heat.
- 3. The ________ something is, the more potential energy it has.
- 5. The ________ something is, the more thermal energy it has.
- 6. The energy of movement.
- 8. Liquid to Solid.
- 9. Where potential energy comes from.
- 11. How much work something takes to do.