1maximum displacement of a wave
amplitude
2highest point of a wave
crest
3Passpoint over time
frequency
4strength of a sound wave
intensity
5point between 2 notes
interval
6perpendicular line from which reflection is measured
normal
7lowest point of a wave
trough
8random sound with no pattern
noise
9bending of path of wave ad result or change speed
refraction
10wave that has medium that oscillates right angle
transverse
11series of organized sound waves arrange with pitches
music
12heard after being reflected off an object
echo
13effect of intensity a human ear percieves
loudness
14technique with reflection of sound
echo ranging
15result of 2 notes interfere harmoniously
cononance
16driving frequency on an object that equals natural frequencies
resonance
17directly proportional to wave speed
wave length
18substance energy goes through
medium
19musical instrument sound quality
timbre
20relationship between sound intensity and density
inversely square
21dominant sound of a music note
fundamental
22reformation/cancellation
inference
23low frequency heard
infersonic
24frequency relationships between fundamental and overtones
harmonic series
25why can't echo be heard?
close and time
26waves passes between 2 medias
bends toward medium, slower speed
27relationship of angles
law of reflection
281,2
most constant frequencies pairs
29movies, shows rock engines
sounds can't travel through vacuum
30true
acoustics is study of sound
31faster speed of sound
supersonic
32directly proportional frequency
speed of wave
33true
a periodic back and forth motion is wave
34change of frequency caused by object vibrates
natural frequency
35vibrations traveling through medium as longitudinal pressure waves
sound
36portion of wave speed particles are spread put
refraction
37spreading out of wave after narrow opening
defraction
38difference of note other notes frequency
octave
39absorption
process of disputing of sound wave of matter