Hearing, touch, taste, etc.. water is 83x denser than air sound travels 4.5x faster in water - not rapidly attenuated; difficult to localize low frequencies.
Deep-seaDeep-sea lights Deep-sea fishesfishes Hearing, touch, taste, etc.
Sound Chapter 15. Topics for Sound Sound wave propertiesSound wave properties Speed of soundSpeed of sound EchoesEchoes BeatsBeats Doppler shiftDoppler.
