Across
- 2. Can travel through empty space and matter
- 4. Perception of how high or low a sound seems
- 6. Entire range of electromagnetic waves with different frequencies and wavelengths
- 8. Transfer of energy by a wave to the medium through which it travels
- 10. Reflected sound wave
- 12. A longitudinal wave that can only travel through matter
- 14. High-erngy electromagnetiic wave that has a slightly shorter wavelength and higher frequency than an ultra violet wave
- 16. Low-frequency, low-energy electromagnetic wave that has a wavelength between about 1mm and 30cm
- 19. Measure of average kinetic energy of particles that make up an object
- 20. Highest point on a transverse wave
Down
- 1. Energy carried through space or matter by electromagnetic waves
- 3. The study of how sound interacts with structures
- 5. Passage of light through an object
- 7. Electromagnetic radiation that you can see
- 9. Travels only through matter
- 11. Closest point on longitudinal wave
- 13. Change of pitch when a sound source is moving in relation to an observer
- 15. Use of electromagnetic waves to send information in all directions
- 17. Figure, picture, or representation of an object
- 18. Lower point on a transverse wave