Sound Waves Flashcards
(11 cards)
1
Q
Pitch
A
frequency related (higher pitch, higher frequency)
2
Q
Loudness
A
Larger the amp, louder the sound
3
Q
Resonate
A
Loudness of sound will increase dramatically
4
Q
Beats
A
Interference of sound waves with slightly different frequencies
5
Q
Doppler effect
A
Preceived pitch detected by a listener, compared to the actual sound produced by a moving source
6
Q
Diatonic scale
A
Do-re-mi-fa-sol-la-ti-do
7
Q
Major trend
A
Frequencies in the ratio 4 : 5 : 6
8
Q
Octave
A
Range of frequencies between a tone, and the tone with double its frequency
9
Q
Noise
A
Mixture of frequencies (Unpleasant)
10
Q
White noise
A
Equal amps
11
Q
“Noise-cancelling” head phones
A
external noise cancels out
