PE and KE

Which of these has the most potential energy?

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• 
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What is potential energy?

• The stored energy of an object due to its position or condition.

• The energy that an object has due to its motion.

• The energy an object has due to its speed.

• The energy an object has due to its volume.

What is kinetic energy?

• The stored energy of an object due to its position or condition.

• The energy that an object has due to its motion.

• The energy an object has due to its speed.

• The energy an object has due to its volume.

Which passenger has the most potential energy?

• A

• B

• C

• D

Which of the following has the most kinetic energy?

• A car traveling at 80 mph

• A tractor-trailer traveling at 80 mph

• A cheetah running at 80 mph

• a motorcycle traveling at 80 mph

What does the law of conservation of energy tell us?

• Energy is created and destroyed all of the time.

• Stars generate most of the energy on the earth.

• Energy can not be created or destroyed.

• Dark matter absorbs most of the energy in the universe.

When does an object have no kinetic energy?

• When it is at rest

• When it is moving very slowly

• When the only force acting on it is gravity

• When it has no electrical charge

Which object has the most potential energy?

• A ball resting on the ground

• A ball thrown at 100 miles per hour

• A ball on top of the refrigerator

• A ball resting on the edge of cliff

When does a yo-yo have the most potential energy?

• when it is at its highest point

• when it is at its lowest point

• when it is moving between its highest and lowest point

• when it is moving at its top speed

When is potential energy transformed into kinetic energy?

• When an object at rest is lifted to a higher elevation.

• When an object at rest remains at rest.

• When an object at rest is put into motion.

• When an object in motion is stopped and put at rest.