Homework Help: physics

Posted by Sussex on Friday, September 26, 2008 at 7:09pm.

when an object is dropped frome a hight of 20m above the surface of planet Z, it will fall 5m during the 2nd second of fall. What is the acceleration of a falling object near the surface of this planet?

physics - bobpursley, Friday, September 26, 2008 at 7:12pm
h(2)-h(1)=5 given
1/2 g*2^2 - 1/2 g*1^2=5

g(2-.5)=5 you do the rest.

Answer this Question

Related Questions

physics - acceleration due to gravity questions when an object is dropped from a...
PHYSICS - Alump of lead with mass 0.50kg is dropped from a hight of 20m onto a ...
physics - A ball is dropped from 1.5m and bounces back up 1.2m. How many times ...
PHYSICS - A steel ball is dropped from a hight of 50 m ,how far does the ball ...
Physics - An object is allowed to fall freely near the surface of an unknown ...
Physics - Suppose a new extrasolar planet is discovered. Its mass is double the ...
physics - The acceleration due to gravity on planet X is one fifth that on the ...
physics - The acceleration due to gravity on planet X is one fifth that on the ...
physics - A satellite has a mass of 5850kg and is in a circular orbit 4.1*10^5m ...
Free Fall - The acceleration due to gravity on planet X is one fifth that on the...

For Further Reading

First Name:
School Subject:
Answer: