You are swimming at the beach. You swim out past the breaking surf so that you can float among the waves. Each time a wave crest passes, you travel
A. vertically—directly up and then directly down.
B. horizontally toward shore for a distance that's proportional to the slope of the wave crest.
C. in a circle—up, toward shore, down, and away from shore.
D. horizontally toward shore for a distance equal to one wavelength of the passing wave.
Answer:C
You are swimming at the beach. You swim out past the breaking surf so that you can float among the waves. Each time a wave crest passes, you travel
A. vertically—directly up and then directly down. B. horizontally toward shore for a distance that's proportional to the slope of the wave crest. C. in a circle—up, toward shore, down, and away from shore. D. horizontally toward shore for a distance equal to one wavelength of the passing wave.