A grasshopper floating in water generates waves at a rate of three per second with a wavelength of two centimeters. (a) What is the period of these waves in seconds? (b) What is the wave velocity in m/s?

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  1. T = 1/f = 1/3 second

    distance = rate * time
    .02 = c * 1/3

    c = .06 m/s

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