Question

The deepest part of the ocean in our world is the mariana trench in the pacific ocean which is 11,033 metres deep.If you were in a ship above this trench and send a sound signal straight down to the water ,how long will it take for the echo to reach you..if the speed of sound in water is 1500m/s

Answer 1

d=11000m  

speed of sound =1500m/s

v=2d/t

1500=22000/t

t=22000/1500  

t=14.6 s

Answer 2

Hey, there!

Here's your answer (in the attachment)

Hope that helps.

Thanks.