Kinetic & Potential Energy

What kind of energy is stored energy?

• Potential

• Kinetic

• None of these

• All of these

What kind of energy is in motion?

• Potential

• Kinetic

• None of these

• All of these

The faster an object moves, the ________ kinetic energy it has.

• More

• Less

• Same

• different

What kind of energy is in a moving skateboard?

• Potential

• Kinetic

• Both potential and kinetic

• Neither potential or kinetic

What kind of energy is in a rock at the edge of a cliff?

• Potential

• Kinetic

• Both potential and kinetic

• Neither potential or kinetic

At what point does the roller coaster have the most potential energy?

• A

• B

• Beginning

• End

Gravitational Potential Energy depends on a constant for the acceleration of gravity. That constant is ___ m/s^2.

A man uses 40N to push a box 8m. How much work is being done?

Use the equation W=Fd

• 5 Joules

• 32 Joules

• 320 Joules

• 50 Joules

A 20kg medicine ball sits on top of a rack 4m high. What is the potential energy of that medicine ball?

Use the equation GPE=mgh

• 80 Joules

• 5 Joules

• 784 Joules

• 49 Joules

A 120kg car is traveling at a speed of 7m/s. What is the kinetic energy of the car?

Use the formula KE=1/2mv²

• 2940 Joules

• 420 Joules

• 5880 Joules

• 840 Joules