Question

A sound signal from a ship floating on water, hits a rock at the bottom of
the sea and comes back to the ship after 4 s. Calculate the distance from
the surface of water to the rock. The speed of sound in water is estimated
to be 1500 m/s.​

Answer 1

Answer:

A) sound waves

b)echo

c)Distance=Speed×time

=1500×4

=6000ms