15.2_Energy Conversion and Conservation

What is the process of changing energy from one form to another called?

• Energy Transformation

• Energy Conversion

• Energy Creation

• Energy Destruction

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NGSS.MS-PS3-5

According to the law of conservation of energy, energy cannot be _______.

• Transferred

• Created or destroyed

• Converted

• Measured

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NGSS.MS-PS3-5

The diagram shows a light bulb. What type of energy does it receive?

• Light energy

• Heat energy

• Electrical energy

• Sound energy

What does the law of conservation of energy state?

• Energy can be created and destroyed

• Energy can only be transferred

• Energy cannot be created or destroyed

• Energy is always visible.

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NGSS.MS-PS3-4

NGSS.MS-PS3-5

In the context of a roller coaster, what does KE stand for?

• Kinetic Energy

• Kinetic Equation

• Kinetic Equilibrium

• Kinetic Expansion

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NGSS.MS-PS3-5

Energy in a system remains constant, but it can change forms or transfer between ______.

• A) objects

• B) states

• C) temperatures

• D) colors

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NGSS.MS-PS3-3

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NGSS.MS-PS3-5

Examples include roller coasters: PE at the top changes to KE as it ______.

• A) ascends

• B) descends

• C) stops

• D) accelerates

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What type of energy is used to power lights at home?

• Chemical

• Electrical

• Thermal

• Nuclear

Which of the following is an economic benefit of using energy-efficient practices?

• Higher energy bills

• Lower energy bills

• Increased fossil fuel consumption

• Decreased resource sustainability

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NGSS.MS-PS3-3

Conserving energy helps preserve ________ resources like coal, oil, and natural gas.

• infinite

• finite

• renewable

• abundant

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