Can you sound out the truth behind how sound sounds underwater? Take this quiz and find out. The speed of sound in water is two times slower than that in air.

A team of international scientists co-led by Nanyang Technological University, Singapore (NTU Singapore) have discovered a ...

Sonar equipment is used by ships and submarines to determine the depth of a sea floor bed or ... speed of sound in water (m/s) × time taken (s) Sound waves travel at 1,500 m/s in water.

Sea waves, light waves, and Mexican waves are all transverse waves. Sound waves are longitudinal waves. This clip is from the series Wave World. Could be used effectively to introduce the concept ...