Chapter 6: Changing Forms of Energy
Across
- 2. A form of energy that travels outward in all directions until it strikes something. It can travel through space
- 7. This word describes materials that do not let any light pass through them
- 9. The bounce of light waves when they encounter an obstacle
- 11. When something gets separated out or spread out
- 15. This word describes materials that let some light pass through them
- 17. The back-and-forth motion of an object
- 18. The loudness of a sound
- 19. A substance such as wood, metal, or air
Down
- 1. The bending of light waves as they pass from one medium to another
- 3. Energy that is not causing any changes now but could cause changes in the future
- 4. This word describes materials that let nearly all light pass through them
- 5. The energy that is due to motion
- 6. The highness or lowness of a sound
- 8. The ability to do work or cause a change
- 10. A sound heard again near its source after being reflected
- 12. A form of energy that behaves in a predictable way. It is a wave of vibrations that spreads from its source
- 13. A measure of how often particles are vibrating
- 14. A metal device that produces a particular note when it is hit, and that is used to tune musical instruments
- 16. This object will separate light into the colors of the spectrum