Energy Transformations Quiz

What type of energy transformation occurs in a wind turbine?

• Mechanical to Electrical

• Chemical to Light

• Electrical to Heat

• Light to Chemical

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NGSS.MS-PS3-5

What is the definition of "energy transfer" as given in the document?

• When energy is created

• When energy is destroyed

• When energy is moved from one object to another

• When energy is stored

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Which of the following is a key concept in the lesson?

• Energy conservation

• Energy depletion

• Energy creation

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If an object is both moving and at a height, what types of energy does it have?

• Only Kinetic Energy

• Only Potential Energy

• Both Kinetic and Potential Energy

• Neither Kinetic nor Potential Energy

Which of the following is an example of a system?

• A single planet

• A rock

• The solar system

• A piece of paper

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NGSS.MS-LS1-3

If you have a cup of tea with a lid and a sealed thermos, why is the thermos closer to being a closed system?

• It is made of metal

• It has better insulation

• It is larger in size

• It is more colorful

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NGSS.MS-PS3-3

What is an example of an open system?

• A sealed thermos

• Earth

• A closed jar

• A vacuum flask

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What does the Law of Conservation of Energy state?

• Energy can change forms but is never created or destroyed.

• Energy can be created from nothing.

• Energy can be destroyed completely.

• Energy can only be created, not transferred.

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In a roller coaster, what happens to potential energy at the top of the first hill?

• It is converted to kinetic energy as the car descends.

• It remains constant throughout the ride.

• It is lost as heat energy.

• It is destroyed completely.

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What is the energy state when the roller coaster car ascends the second hill?

• High potential energy, low kinetic energy.

• High kinetic energy, low potential energy.

• No energy.

• Equal potential and kinetic energy.

Tags

NGSS.MS-PS3-2

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