vibration, A back and forth motion that repeats., Longitudinal wave, When the direction of the vibration is the same as that of the wave., Volume, How loud or quiet a sound is, in decibels (dB)., Pitch, How low or high a sound is. A low (high) pitched sound has a low (high) frequency., Amplitude, The maximum amount of vibration, measured from the middle position of the wave, in metres., Wavelength, The distance between two corresponding points on a wave, in metres., Frequency, The number of waves produced in one second, in Hertz (Hz)., Vacuum, A space with no particles of matter in it., Oscilloscope, Device for viewing patterns of sound waves that have been turned into electrical current., Absorption, When energy is transferred from sound to a material., Auditory Range, The lowest and highest frequencies that a type of animal can hear., Echo, Reflection of sound waves from a surface back to the listener.
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Sound KS3
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Wendydd
KS3
Science
Waves and Sound
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