Energy Unit Review

Kinetic energy is the energy of motion.  A moving object with more mass and with a higher velocity has __________  objects with less mass and a lower velocity.

• the same amount of kinetic energy as
• less kinetic energy than
• more kinetic energy than
• no kinetic energy compared to

Potential energy is stored energy.  An object with more mass and a higher position will have ______________ an object with less mass and a lower position.

• less potential energy than
• more potential energy than
• the same amount of potential energy as
• no potential energy compared to

Which graph correctly shows the relationship between potential energy and height?
PE=mh

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Which statement correctly analyzes the data in the graph?
PE=mh

• As the mass of a marble increases, its potential energy decreases.
• Mass and potential energy are not related.
• As the mass of a marble increases, its potential energy increases.

Which graph correctly shows the relationship between kinetic energy and velocity (speed)? 
KE=0.5mv²

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Which statement correctly analyzes the data in the graph?
KE=0.5mv²

• Kinetic energy decreases as velocity increases.
• Kinetic energy increases at a faster rate as its velocity increases.
• Kinetic energy and velocity are not related.
•   Kinetic energy increases at a slower rate as its velocity increases.

Which statement correctly analyzes the data in the graph?
KE=0.5mv²

• The more mass an object (body) has, the more kinetic energy it has while in motion.
• The more mass an object (body) has, the less kinetic energy it has while in motion.
• Mass and kinetic energy are not related.

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

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At which point does the roller coaster have the most kinetic energy?

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The skater is at the point in which he has mostly potential energy because

• there is no relationship between potential energy and height.
• he is near the bottom of the track.
• he is moving the fastest.
• he is near the top of the track.