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4E Ch 3 Vocabulary
Term | Definition |
---|---|
loudness | a measure of the amount of sound energy reaching your ear |
sonic boom | a shock wave of compressed sound waves produced by an object moving faster than sound |
speed of sound | the speed at which a sound wave travels through a given material |
echo | a sound reflection |
pitch | a measure of how high or low a sound is |
sound | a series of vibrations that you can hear |
sound wave | a moving pattern of high and low pressure that you can hear |
compression | the part of a sound wave in which air is pushed together |