A sound wave has a frequency of 600 Hz in air. It passes into water, where its speed is 1500 m/s.
What is its wavelength in water?
2.5 m2.5\ \mathrm{m}2.5 m
0.40 m0.40\ \mathrm{m}0.40 m
0.25 m0.25\ \mathrm{m}0.25 m
9.0 m9.0\ \mathrm{m}9.0 m