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Last updated 1:35 AM on 8/5/26
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11 Terms
1
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mechanical waves need…..
a medium
2
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electromagnetic waves need……
no medium
3
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what is a crest?
the highest point
4
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what is a trough?
the lowest point
5
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what is frequency?
number of waves per second (hertz)
6
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wavelength?
distance between identical points on two waves
7
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what is wavelength?
distance between identical points on two waves
8
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9
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10
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11
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