Friday
August 29, 2014

Homework Help: physics

Posted by anton on Sunday, February 21, 2010 at 2:39am.

You throw a 20-N rock vertically into the air from ground level. You observe that when it is 15.0 m above the ground, it is travelling at 25.0 m/s upward. Use the work-energy theorem to find a) its speed just as it left the ground; b) its maximum height.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

physics homework - You throw a 20 N rock into the air from ground level and ...
PHYSICS - You throw a 20-N rock vertically into the air from ground level. You ...
Physics - You throw a 20-N rock vertically into the air from ground level. You ...
Physics - A boy stands on the edge of a building 7 meters high and throws a rock...
physics - Julie throws a rock vertically upward. From a height of 64.0 meters ...
Physics - Bryan tosses a 75.0 g rock into the lake. the rock leaves hus hand at ...
Physics - Bryan tosses a 75.0 g rock into the lake. The rock leaves hus hand at ...
Physics - A model rocket has a mass of 3.00 kg. It is fired so that when it is ...
PHYSICS - A rock is thrown vertically upward with a speed of 14.0m/s from the ...
physics - A rock is thrown vertically upward with a speed of 14.0 m/s from the ...

Search
Members