Homework Help: Physics

Posted by Jessica on Thursday, April 26, 2012 at 10:21am.

A rock is thrown horizontally off of a cliff. It starts with a velocity of 4.2 m/s and the cliff is 68.2 m high.

How far out from the bottom of the cliff does the rock fall?

57m

59m

63m

45.8m

Physics - bobpursley, Thursday, April 26, 2012 at 10:26am
time to fall from height of clift:

68.2=1/2 g t^2

t= sqrt (68.2/4.9)=3.7 sec

distance horizontal= time*initial velocity

Answer this Question

Related Questions

Physics - if rock A is dropped from a cliff and rock B is thrown downward off ...
Tulane Physics - a rock is thrown unward off a cliff at a 45 degree angle. THe ...
physics - a rock is thrown horizontally with a speed of 17 m/s from a vertical ...
Physics Honors - A rock is thrown horizontally from a cliff overlooking the ...
physics - REPOST PLEASE HELP a rock is thrown horizontally with a speed of 17 m/...
PHYSICS - A ROCK IS THROWN OFF A CLIFF WITH AN HORIZONTAL VELOCITY OF 55.0 M/SEC...
physics - A rock is thrown vertically upward from the edge of a cliff. The rock ...
Physics - A rock is thrown vertically from the edge of a cliff that is 500 ft ...
Physics - Two rocks are thrown off the edge of a cliff that is 15.0 m above the ...
Physics - A rock is thrown from on a cliff with the velocity of 15 m/s at an ...

For Further Reading

First Name:
School Subject:
Answer: