Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
22 Cards in this Set
- Front
- Back
|
sound is produced by___
|
vibrations
|
|
|
a sound wave is a ______ wave
|
compressional
|
|
|
regioon of higher of higher density of higher molecules
|
compression
|
|
|
region of lower density molecules
|
rarefraction
|
|
|
sounwaves can be described by thier
|
wavelength and frequencies
|
|
|
sound is produced by___
|
vibrations
|
|
|
a sound wave is a ______ wave
|
compressional
|
|
|
regioon of higher of higher density of higher molecules
|
compression
|
|
|
region of lower density molecules
|
rarefraction
|
|
|
sounwaves can be described by thier
|
wavelength and frequencies
|
|
|
how high or low a sound seems
|
pitch
|
|
|
a sound wave reflected off a hard surface
|
echo
|
|
|
change in frequency that is due to the motion of a sound source or listener
|
doppler effect
|
|
|
a group of sounds that deliberatly produce a regular pattern
|
music
|
|
|
frequency at which a particular object will vibrate
|
natural frequency
|
|
|
natural frequency depends pn on its ___and ____
|
size and shape
|
|
|
occurs when an object is made to vibrate at its natural frequency
|
resonance
|
|
|
the lowest frequency produced
|
fund. frequency
|
|
|
higher frequency waves
|
overtones
|
|
|
devises that produce a musical sound
|
instrument
|
|
|
repeated echos of sound
|
reverbration
|
|
|
the human ear has _ basic parts
|
3
|
