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Physics

17.06.2021 14:42

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A person can run 280m in 68s. at what speed are they running?

A person can run 280m in 68s. at what speed are they running?

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babyboogrocks5572

babyboogrocks5572

4,7(59 marks)

Explanation: divide 280 by 68 which would = 4 I think

legacieenglish

legacieenglish

4,5(58 marks)

4.1m/s
hope this helps

hhhhhh8897

hhhhhh8897

4,6(32 marks)

Solution given:

velocity=40cm/s

wave length=5cm

we have

frequency =velocity/wavelength=40/5=8hertz.

the frequency of the wave is 8 hertz.

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