Energy Review

Look at this picture.

How is energy transformed when the man hits the mallet on the gong?

• Kinetic energy is transformed into potential energy.

• Kinetic energy is transformed into sound energy.

• Sound energy is transformed into potential energy.

• Potential energy is transformed into sound energy.

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When would a roller coaster have the most kinetic energy?

• As it is pulling into the station

• As it is just starting

• At the top of the roller coaster

• As it is moving down the hill

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Eric is racing toy cars on a track. If all of the cars have the same mass and race at a constant speed, which car ran the longest time?

• Red Car

• Blue Car

• Green Car

If the blue car ran on the track for the longest time, you could assume that it

• has the most kinetic energy.

• has the most potential energy.

• has the most light energy.

• has the most sound energy.

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Use evidence in the picture to explain the energy transfer shown.

• Electrical energy is transferred to the oven, where electrical energy is transformed into heat energy.

• The plugged in oven is evidence that electrical energy is transferred to the oven, where electrical energy is then transformed into light energy.

• Chemical energy is transferred to the oven, where chemical energy is then transformed into heat energy.

• The plugged in oven is evidence that chemical energy is transferred to the oven, where chemical energy is then transformed into electrical energy.

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_____ is the ability to do work or cause change.

• Light

• Sound

• Energy

• Collision

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What types of energy are occurring in this picture?

• sound, light, chemical

• sound, kinetic, chemical

• kinetic, electrical, sound

• light, electrical, chemical

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What type of energy is produced by lighting a candle?

• electrical and chemical

• heat and electrical

• heat and light

• light and potential

When would a roller coaster have the most potential energy?

• As it is pulling into the station

• As it is leaving the station

• At the top of a hill

• As it is moving down a hill

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Another word for heat energy is ______ energy.

• light

• sound

• thermal

• chemical

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