In a foggy harbor, a tugboat sounds its foghorn. Bobbie stands on shore, 7.5×102 m away. The foghorn's sound wave completes 1.1×103 cycles on its way to Bobbie. What is the wavelength of the sound wave? answer in meters.
The wavelength is S/N = 7.5×102 / 1.1×103 = 0.682 m.