kodye
Answered

What is the speed of a wave if the wavelength is 100 m and the period is 20 seconds?

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A: 2,000m/s

B: 120m/s

C: 80m/s

D: 5m/s

Answer :

I’m pretty sure it’s D because 20\100 is 5 .

I hope this helped !!!
The answer is D 5 m/s

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