Potential and Kinetic Energy Quiz

A 60.0 kg person walks from the ground to the roof of a 74.8 m tall building. How much gravitational potential energy does she have at the top of the building?

• 43982.4 J
• 63982.3 J
• 43962.4 J
• 83942.4 J

Tags

NGSS.HS-PS2-4

A 0.40 kilogram bird is flying at a constant speed of 8.0 m/s. What is the bird's kinetic energy ?

• 3.2 J
• 4.2 J
• 2.0 J
• 12.8 J

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

A 50.0 kg wolf is running at 10.0 m/s. What is the wolf's kinetic energy?

• 1500 J
• 2.250 J
• 2500 J
• 3500 J

Tags

NGSS.MS-PS3-1

How high must a 20kg box be lifted to give it 784J of potential energy?

• 3.98 km

• 392 m

• 3.92 m

• 3

What is the correct unit for energy?

• meters (m)

• kilogram meters per second (kg m/s)

• Newtons (N)

• Joules (J)

How much kinetic energy does a person of mass 50kg running at 3m/s have? Provide your answer in KJ.

• 225 KJ
• 0.225 KJ
• 75 KJ
• 0.075 KJ

Tags

NGSS.MS-PS3-1

An 8kg dog chases a cat. if the dog has 400J of kinetic energy. What is the speed of the dog?

• 10 m/s
• 5 m/s
• 1 m/s
• 100 m/s

Tags

NGSS.MS-PS3-1

What is the formula for Kinetic Energy?

• PE = mgh

• KE = 1/2mv²

• W = Fd

• P = W/t

Tags

NGSS.MS-PS3-1

What is the formula for Gravitational Potential Energy?

• PE = mgh

• KE = 1/2mv²

• W = Fd

• P = W/t

Tags

NGSS.MS-PS3-2

What is the KE of a football which has a mass of 0.8 kg and is kicked at a velocity of 10m/s?

• 80 J

• 3.2 J

• 160 J

• 40 J

Tags

NGSS.MS-PS3-1