Gravitational Potential Energy

Which would have the LEAST gravitational potential energy (GPE)?

• A ball sitting on the ground

• A book sitting on the corner of a desk

• An airplane flying 30,000 feet above the ground

• A rock sitting on top of Mt. Everest

Tags

NGSS.MS-PS3-2

How could you increase the gravitational potential energy of an object without changing its mass and gravity?

• Make the object larger

• Lower the object towards the ground

• Raise the object farther off the ground

• Allow the object to roll on the ground

Tags

NGSS.MS-PS3-2

At which point does the ball has the greatest gravitational potential energy (GPE)?

• A

• G

• D

• C

• G

Tags

NGSS.MS-PS3-2

What kind of energy is in a rock at the edge of a cliff?

• Gravitational Potential Energy

• Kinetic Energy

• Both potential and kinetic energy

• none of the above

Tags

NGSS.MS-PS2-4

NGSS.MS-PS3-2

Which object would have the greatest gravitational potential energy when thrown off of the roof of a building?

• Apple

• Bowling Ball

• Pencil

• Computer

Tags

NGSS.MS-PS2-4

The formula for calculating the gravitational potential energy in an object is shown above. Which object will have the largest value for its GPE

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What is the gravitational potential energy of an 85 kg mountain climber at the summit of a 6267 m volcano? Let g = 9.8N/kg

• 5,220,411 J

• 532,695 J

• 73.7 J

• 54,356.6 J

Tags

NGSS.MS-PS2-4

NGSS.MS-PS3-2

What is the gravitational potential energy of a 26 kg eagle, flying at an altitude of 65 m at a speed of 19 m/s? Let g = 9.8N/kg

• 32,110 J

• 1690 J

• 172.4 J

• 16,562 J

Tags

NGSS.MS-PS3-2

An Olympic high jumper, with a mass of 82 kg, has a maximum gravitational potential energy of 1970 J. How high was the jump?

Let g = 9.8N/kg

• 24 m

• 161,540 m

• 2.5 m

• 201 m

Tags

NGSS.MS-PS3-2

One of the tallest radio towers is in Fargo, North Dakota. The tower is 629 m tall. If a bird lands on top of the tower, so that the gravitational potential energy associated with the bird is 2033 J, what is its mass? Let g = 9.8N/kg

• 1,278,757 kg

• 12,531,819 kg

• 3.25 kg

• 0.330 kg

• 0.309 kg

Tags

NGSS.MS-PS3-2