Across
- 4. "height" of a wave, which determines how much energy is carried
- 7. The complete "map" or chart of all light and energy waves.
- 8. moves across with vibrations
- 9. Pure energy waves that can travel through a vacuum without a medium.
- 10. "push-pull" wave, like sound moving through air.
- 11. bending of light as it enters light or glass
- 12. The "stuff" or substance a wave moves through.
- 14. The physical length of one full wave cycle.
- 15. count of how many waves pass by in a certain time
Down
- 1. waves "spread out" after passing through a narrow opening.
- 2. The "canceling out" effect when a crest meets a trough.
- 3. Why a siren sounds higher as it approaches and lower as it passes.
- 5. The "building up" effect when two wave crests meet
- 6. What happens when light or sound "bounces" off a mirror or wall.
- 13. "how fast" of a wave, calculated by frequency times wavelength.