Across
- 4. The spreading of waves
- 5. A kind of radiation including visible light, radio waves, gamma rays, and X-rays
- 6. A wave in which the particles of the medium move in the same direction
- 7. Matter like liquid, gas, solids
- 8. The changes in frequency of any kind of sound or light wave produced by a moving source
- 10. The distance between any point on a wave to an identical point on the next wave.
- 11. The change in direction of a wave passing from one medium to another
- 12. The distance the wave travels in a given amount of time
- 13. Motion in which all points on a wave oscillate along paths at right angles to the direction of the wave's advance
- 15. When the peaks of the waves line up
Down
- 1. A wave's intensity
- 2. The range of wavelengths or frequencies
- 3. When the path difference between successive crystal planes is equal to an integral number of wavelengths of the electromagnetic radiation.
- 9. The number of waves produced during a given amount of time.
- 14. When light bounces off an object