Across
- 4. energy flow from warmer to cooler objects
- 5. an electrical circuit that IS complete
- 7. energy that is produced by moving electrons
- 8. a material that STOPS energy from easily passing through
- 12. energy that travels in waves and a straight line
- 13. a material that ALLOWS energy to easily pass through
- 15. to take up and store light energy
- 16. heat energy
Down
- 1. energy that comes from atoms and molecules and how they interact
- 2. energy that is produced by vibrations
- 3. an electrical circuit that is NOT complete
- 6. to bounce light, sound, or heat off of a surface
- 9. to BEND light
- 10. the ability to cause changes in matter
- 11. energy of movement
- 14. describes the frequency (high or low) of a sound as perceived by a listener