Gravitational Potential Energy Practice

Energy stored because of gravity is called:

• Gravitational Potential Energy

• Kinetic Energy

• Mechanical Advantage

• Chemical Energy

Tags

NGSS.MS-PS3-2

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

• A ball sitting on the ground

• Moon viewed from the Earth

• 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 object's gravitational potential energy (GPE) without changing its distance from the ground (height) and gravity?

• Decrease the object's mass

• Increase the object's height

• Increase the object's mass

• Decrease the object's height

Tags

NGSS.MS-PS2-4

Gravitational potential energy depends on the strength of gravity, ________ and ________ of the object.

• height and mass

• friction and movement

• mass and movement

• height and friction

Tags

NGSS.MS-PS3-2

The formula for calculating gravitational potential energy is...

• 1/2 x mass² x gravitational field strength x height

• mass x gravitational field strength x height

• 1/2 x mass x gravitational field strength x height

• mass x gravitational field strength x height²

Tags

NGSS.MS-PS3-2

The units for mass are...

• miles, mi
• kilograms, kg
• metres, m
• grams, g

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 explosion of gas from a Hawaiian volcano blows a rock into the sky. The rock reaches 100 meters in height. It has a mass of 5 kg. How much potential energy does the rock have before it begins falling back to earth?

• 500J

• 50J

• 4,905 J

• 49.05J

Tags

NGSS.MS-PS3-2

Roger Federer’s tennis ball has a mass of 0.3 kg. If he holds the ball above the ground at a height of 2.0 m to serve, what is its gravitational potential energy (GPE)?

• 5.88 J
• 0.6 J
• 6.67 J
• 0.15 J