Kinetic and Potential Energy Flashcard

Front

A 10.0 kg mass is lifted to a height of 2.00 m. What is its potential energy at this position?

Back

196 J

Front

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

Back

16875 J

Front

Potential energy of a 3 kg ball on the ground?

Back

0 J

Front

Where is potential energy converting to kinetic energy? Options: D-G, C-F, A-D, A-G

Back

A-D

Front

Gravitational potential energy of a 55 kg person at the top of the Sears Tower (443 m above ground)?

Back

239021 J

Front

Which ball has the greatest potential energy? Options: A, B, C, D

Back

C

Front

kinetic energy

Back

Kinetic energy is the energy due to motion.

Front

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?

Back

30 J

Front

Energy of an object with mass 2 kg moving at 22 m/s?

Back

484 J

Front

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

Back

True

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.