Physics
posted by Kyla .
How much energy is required to move a 900 kg object from the Earth's surface to an altitude twice the Earth's radius?
Respond to this Question
Similar Questions

physics
How much work is required to lift a 600kg satellite to an altitude of 4 * 10^6 m above the surface of the earth? 
Physics
In the rough approximation that the density of the Earth is uniform throughout its interior, the gravitational field strength (force per unit mass) inside the Earth at a distance r from the center is gr/R, where R is the radius of … 
Physics
How much energy is required to move a 900 kg object from the Earth's surface to an altitude twice the Earth's radius? 
Physics
Calculate the percentage of Earth’s gravitational force on the ISS astronauts while orbiting at an altitude of 248 miles above Earth’s surface. To do this, compare the gravitational force on an orbiting astronaut to the force on … 
physics
a 70 kg block rests on the earth's surface. How much energy is required to move the block very far from the earth, ending up at rest again? 
physics
how much energy is required to move a 1000kg object from the Earth's surface to an altitude twice Earth's radius? 
physics
(1a). The gravitational field strength g on the earth’s surface is 9.8N/kg. explain what this means.(b) Using the law of gravity, show that gr2= k. Where g=gravitational field strength at a distance r from the center of the earth … 
physics
(1a). The gravitational field strength g on the earth’s surface is 9.8N/kg. explain what this means.(b) Using the law of gravity, show that gr2= k. Where g=gravitational field strength at a distance r from the center of the earth … 
mechanics
please help solve these questions (1a). The gravitational field strength g on the earth’s surface is 9.8N/kg. explain what this means.(b) Using the law of gravity, show that gr2= k. Where g=gravitational field strength at a distance … 
Physics
A 910kg object is released from rest at an altitude of 1200 km above the north pole of the earth. If we ignore atmospheric friction, with what speed does the object strike the surface of the earth?