Across
- 2. waves that cause the medium to vibrate in a direction parallel to the direction the wave is travelling
- 5. a 90 degree angle
- 6. an alphabet of letters that are represented by long and short signals of sound or light
- 8. the form in which energy is transported through particles that make up matter
- 10. waves that cause the medium to vibrate in a direction perpendicular to the direction a wave travels
- 12. the use of sound reflection to locate objects
- 14. sea-related
- 16. the matter through which a wave travels
- 17. the distance between one point on a wave and the same point on the next wave
Down
- 1. waves that MUST travel through matter
- 3. scientists who study the ocean
- 4. the valley, or lowest point, of a wave
- 7. waves that travel along the surface of a medium
- 9. waves with high speed and long wavelength
- 11. the height of a wave from rest position
- 13. the peak, or highest point, of a wave
- 15. the number of waves that pass one point in a certain amount of time