This document defines various terms related to sound and acoustics, including amplitude, bass, compression, decibel, equalization, frequency, fundamental, harmonic, Hertz, infrasonic, midrange, octave, phase, pitch, sound frequency spectrum, sound waves, treble, ultrasonic, velocity, and wavelength. It provides brief descriptions of each term and what it refers to in the context of sound.

1. Amplitude
The height of a wave

2. Bass
Low pitched sound that strikes as
loud as thunder

3. Compression
Pressured that can change sound

4. Decibel (dB)
The level of sound

5. Equalization
A tool to control the lows, mids, and
highs

6. Frequency
How many times per second a sound
wave vibrates

7. Fundamental
The primary frequency

8. Harmonic
In tune

9. Hertz
Unit that measures sound waves

10. Infrasonic
A sound to low to hear

11. Midrange
Sound rang humans hear the best

12. Octave
The same note in a different pitch

13. Phase
interaction of two wave together

14. Pitch
Higher or lower sound

15. Sound frequency spectrum
The sound rang in witch humans can
hear

16. Sound waves
A vibration disturbers that makes
sound

17. Treble
The highest pitch that humans can
hear

18. Ultrasonic
A pitch above what humans can hear

19. Velocity
How fast in a certain direction

20. Wave lengths
The distance between the top of the
waves