Homework Help: physics

Posted by Cristina on Saturday, July 31, 2010 at 4:11pm.

The deepest section of ocean in the world is the Mariana Trench, located in the Pacific Ocean. Here the ocean floor is as low as 10,918m below the surface. If the index of refraction of water is 1.33, how long would it take a laser beam to reach the bottom of the trench?

physics - bobpursley, Saturday, July 31, 2010 at 6:15pm
I will be happy to critique your thinking.
physics - burt, Monday, April 1, 2013 at 9:17pm
.0000484s
physics - burt, Monday, April 1, 2013 at 9:17pm
.0000484s

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