Untitled Lesson

Multiple Choice

Which of the following is an example of gravitational potential energy?

• A rock resting on a cliff

• A stretched rubber band

• A moving car

• A burning candle

Open Ended

Why is understanding potential energy important in our daily lives?

Open Ended

Explain how the potential energy of an object changes as its height above the ground increases, using the formula shown.

Multiple Choice

Which of the following correctly represents the formula for gravitational potential energy?

• PE = mgh

• PE = 1/2 mv^2

• PE = mg/h

• PE = mgh^2

Multiple Select

Select all the variables needed to calculate the gravitational potential energy of an object.

• Mass of the object

• Height above ground

• Speed of the object

• Acceleration due to gravity

Fill in the Blanks

A book with a mass of 2 kg is on a shelf that is 3 meters high. What is its potential energy?

Fill in the Blanks

A bird’s nest has a mass of 0.5 kg and is in a tree 10 meters off the ground. What is its potential energy?

Multiple Choice

A cat with a mass of 4 kg has 196 Joules of potential while sitting on a roof. How high is the roof? (g = 9.8 m/s^2)

• 5 meters

• 10 meters

• 4 meters

• 20 meters

Open Ended

Explain how you would determine the height of an object if you know its potential energy, mass, and the value of gravity.

Fill in the Blanks

The value of gravitational acceleration (g) used in the potential energy formula is

m/s².

Multiple Choice

What is the formula for calculating gravitational potential energy?

• PE = mgh

• PE = 1/2 mv^2

• PE = mg/h

• PE = mgh^2

Fill in the Blanks

A basketball at the peak of its bounce has a potential energy of 29.4 Joules and is 5 meters in the air. Its mass is

kg.

Multiple Choice

A 60 kg diver stands on a diving board 3 meters above the water. What is her potential energy before she jumps?

• 1764 J

• 180 J

• 588 J

• 2940 J

Fill in the Blanks

The SI unit for energy is

.

Multiple Choice

Which of the following best describes potential energy?

• Stored energy

• Energy in motion

• Thermal energy

• Sound energy

Open Ended

Explain how the formula PE = mgh helps us understand the energy of an object at a height. Use examples from the roller coaster image.

Multiple Choice

What happens to the energy of the roller coaster as it moves from the top of the hill to the bottom?

• Potential energy is converted to kinetic energy

• Kinetic energy is converted to potential energy

• Energy is lost completely

• The energy remains the same type

Open Ended

How would you explain the concept of potential energy to someone who has never heard of it before?

Multiple Choice

What are the two types of potential energy shown in the image?

• Gravitational and elastic potential energy

• Kinetic and chemical energy

• Thermal and sound energy

• Nuclear and electrical energy