Solve the following: 1. An object with a mass of 15 kg is at a point 10 m above the ground. What is the gravitational potentiai energy of the object? 2. An apple that hangs from a tree branch 4.5 m above the ground has a weight of 1.2 N.What is the apple's gravitational potential energy? 3. A bird fying over the sea has a weight of 15 N and has a constant 765 J of gravitational potential energy. How far above the sea does the bird fly? 4. An object with a mass of 10 kg is positioned 15 m above the surface of an unknown planet. The object has 1,800 i of gravitational potential energy. What is the acceleration due to gravity at the surface of the planet?

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CALCULATING GRAVITATIONAL POTENTIAL ENERGY
Solve the following:
1. An object with a mass of 15 kg is at a point 10 m above the ground.
What is the gravitational potential energy of the object?
2. An apple that hangs from a tree branch 4.5 m above the ground has a
weight of 1.2 N.What is the apple's gravitational potential energy?
3. A bird flying over the sea has a weight of 15 N and has a constant 765 J of
gravitational potential energy. How far above the sea does the bird fly?
4. An object with a mass of 10 kg is positioned 15 m above the surface of an
unknown planet. The object has 1,800 J of gravitational potential energy. What
is the acceleration due to gravity at the surface of the planet?
II
Transcribed Image Text:6:36 14% Q2.2.LUG.docx CALCULATING GRAVITATIONAL POTENTIAL ENERGY Solve the following: 1. An object with a mass of 15 kg is at a point 10 m above the ground. What is the gravitational potential energy of the object? 2. An apple that hangs from a tree branch 4.5 m above the ground has a weight of 1.2 N.What is the apple's gravitational potential energy? 3. A bird flying over the sea has a weight of 15 N and has a constant 765 J of gravitational potential energy. How far above the sea does the bird fly? 4. An object with a mass of 10 kg is positioned 15 m above the surface of an unknown planet. The object has 1,800 J of gravitational potential energy. What is the acceleration due to gravity at the surface of the planet? II
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