PS2 Final Exam Review

Which of the following is an example of kinetic energy?

• A stretched rubber band

• A moving car

• A rock at the edge of a cliff

• A stationary book

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NGSS.MS-PS3-1

What type of energy is stored in a stretched spring?

• Kinetic

• Gravitational

• Elastic

• Thermal

Which energy conversion occurs when a light bulb is turned on?

• Electrical to chemical

• Electrical to thermal and light

• Kinetic to light

• Thermal to electrical

Why does a ball thrown into the air slow down as it rises?

• It loses kinetic energy to gravity

• Its gravitational energy increases while its kinetic energy decreases

• Air resistance removes all its kinetic energy

• Energy is destroyed

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NGSS.MS-PS3-1

NGSS.MS-PS3-2

NGSS.MS-PS3-5

Which factor does not affect gravitational energy?

• Mass

• Height

• Gravity's strength

• Temperature

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NGSS.MS-PS3-2

When a pendulum reaches its highest point, it has the most:

• Kinetic energy

• Thermal energy

• Gravitational energy

• Elastic energy

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NGSS.MS-PS3-2

Which of the following processes converts chemical energy to thermal energy?

• Burning wood

• Boiling water

• Stretching a spring

• Freezing water

How does the kinetic energy of a car change when it accelerates?

• It decreases

• It remains the same

• It increases

• It transfers to potential energy

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NGSS.MS-PS3-1

NGSS.MS-PS3-5

What happens to the total energy of a roller coaster as it moves?

• It increases

• It decreases

• It stays constant

• It depends on speed

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NGSS.MS-PS3-4

NGSS.MS-PS3-5

Which energy transformation occurs when a generator produces electricity?

• Kinetic to electrical

• Thermal to light

• Electrical to thermal

• Gravitational to electrical

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NGSS.HS-PS3-3