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ollegr [7]
3 years ago
15

1. Mary spends a lot of time with her crowd, or peer group. She uses their language and adopts the

Physics
1 answer:
spin [16.1K]3 years ago
3 0
1.) D.
2.) B.
3.) B.
Hope this helps
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While bats emit a wide variety of sounds, one type emits pulses of sound at a frequency between 39 kHz and 78 kHz. What is the r
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A bat emits pulses of sound at a frequency between 39 kHz and 78 kHz. It is required to find the range of wavelengths of this sound.

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If f = 78 kHz,

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