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Awave travels at a speed of 5.2 m/s. if the distance between crests is 0.40 m, what is the frequency of the wave? use f=v/wavelength a. 13 hz b. 2.1 hz c. 0.077 hz d. 5.6 hz
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Two positive charges are equal. which has more electric potential energy?
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What is the difference between 3.15 m and 2.0 m with the correct number of significant figures?
1....
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