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sound
catch a wave: Sound
Question | Answer |
---|---|
amplitude | volume of the wave(height of the wave) |
frequency | pitch, high or low (length of a wave) |
loudness (volume) | Your perception of the energy of the sound |
Sound | Vibrations that travel through air or another medium and can be heard when they reach a person or animals ear |
vocal cords | A pair of flaps on either side of the larynx that are responsible for the production of sound including speech |
Hertz | Used to measure the frequency of sound (pitch) |
Decibles | Used to measure the the amplitude of sound ( loudness or volume). |
outer ear | The pinna ,ear canal, and ear drum make up the outer ear |
Middle ear | hs the smallest bones in the body: the hammer, anvil and stirrup |
Inner ear | The cochleas a snail shaped tube that is lined wit receptors (tiny hair cells that shakes back and forth) that respond to sound |