Kinetic and Potential Energy Quiz

A 10.0 kg mass is lifted to a height of 2.00 m.

What is its potential energy at this position?

Provide three digits and the units.

What is the Kinetic Energy of a 150 kg object that is moving with a speed of 15 m/s?

What is the potential energy of a 3 kg ball that is on the ground? .

Where is potential energy converting to kinetic energy

• D-G
• C-F
• A-D
• A-G

Relative to the ground, what is the gravitational potential energy of a 55 kg person who is at the top of the Sears Tower,a height of 443 m above the ground?

• 239021 J

• 5396850 J

• 3398650 J

• 4396850 J

Which ball has the greatest potential energy?

• A

• B

• C

• D

Which is the best definition of the term kinetic energy?

• Kinetic energy is the work that an object does.

• Kinetic energy is the energy due to motion.

• Kinetic energy is the energy due to temperature.

• Kinetic energy is the energy stored in an object due to vertical position (height).

A book with a mass of 1 kg is dropped from a height of 3 m. What is the energy of the book when it reaches the floor?

• 30 J

• 15 J

• 7.5 J

• 3.25 J

What is the energy of an object that has a mass of 2 kg and is moving at 22 m/s?

• 484 J

• 968 J

• 203 J

• 302J

Energy cannot be created or destroyed, only converted from one form to another

• true
• false

Answer explanation

You saw this in the pHet Lab. The "lost" energy was converted to useless heat. It wasn't gone. We just couldn't use it to keep moving.