Answer to Question #276590 in Physics for haze

Question

You place a floating buoy on an ocean surface. The buoy stays at the same location but is free to move vertically with the ocean surface. An ocean wave of speed 4.2 m/s and a wavelength of 5.6 m. How many times per second does the buoy oscillate ups and downs? The answer is a number and may not be an integer value.

Answer 1

$$N=\frac{4.2}{5.6}=0.75$$