Across
- 2. a type of mechanical energy that does the work
- 6. all light passes through
- 9. some light passes through
- 12. movement of electric charges called electrons through a conductor
- 14. a type of mechanical energy that stores energy
- 15. energy of vibrations carried by air, water, or other substances
Down
- 1. the bending of light
- 3. energy cannot be created nor destroyed
- 4. the energy of motion that does the work
- 5. energy with moving particles, also known as heat energy
- 7. when light stops at the object and does not reflect or refract
- 8. a form of electromagnetic energy that travels as a wave and can move through empty space
- 10. when energy in the form of light bounces off the surface of an object
- 11. no light passes through
- 13. the ability to do work