Calculating Gravitational Potential Energy in Physics

What is kinetic energy?

• Energy due to position

• Energy due to motion

• Energy stored in chemical bonds

• Energy due to temperature

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What is potential energy?

• Energy due to temperature

• Energy due to position

• Energy due to motion

• Energy stored in chemical bonds

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What is gravitational potential energy?

• Energy due to motion

• Energy due to temperature

• Energy due to position in a gravitational field

• Energy stored in chemical bonds

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What is the value of the gravitational field constant (g) near the surface of the Earth?

• 10 meters per second squared

• 8.9 meters per second squared

• 9.8 meters per second squared

• 9.1 meters per second squared

How do you calculate gravitational potential energy?

• Mass times height

• Mass times gravitational field constant times height

• Mass times velocity

• Mass times acceleration

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What are the units of gravitational potential energy?

• Meters per second

• Newtons

• Joules

• Watts

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How much work is required to lift a 5 kg mass by 10 meters in Earth's gravitational field?

• 500 Joules

• 490 Joules

• 450 Joules

• 400 Joules

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What is the relationship between work and gravitational potential energy?

• Work done is double the change in gravitational potential energy

• Work done is half the change in gravitational potential energy

• Work done is equal to the change in gravitational potential energy

• They are unrelated

If a 5 kg mass is lifted by 10 meters using a frictionless pulley, how much work is done?

• 490 Joules

• 500 Joules

• 450 Joules

• 400 Joules

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What happens to the energy when a mass is lifted in a gravitational field?

• It is lost

• It is stored as potential energy

• It is converted to kinetic energy

• It is converted to thermal energy

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