Sound Vocabulary
Terms
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- What is the number of waves produced on a unit of time called?
- frequency
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Sound needs __________ to travel through. - matter
- What is a vacuum?
- an amount of space with no matter in it
- What is the highest point of a wave called?
- crest
- Which term means "the amount of energy in a wave"?
- amplitude
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Fill in the blank.
Sound travels fastest through a ___________. - solid
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Fill in the blank.
Sound is a form of _____________. - energy
- What is the lowest point of a wave called?
- trough
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Fill in the blank.
Sound travels in ____________. - waves
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Fill in the blank.
Sound cannot travel through a ____________. - vacuum