Energy Changes and Conservation Quiz

During a camping trip, Ming gathers firewood and arranges it in the fire pit. She sets it on fire, and the result is a roaring blaze. Which statement best shows all the energy transformations that take place?

• A.chemical to thermal

• B.thermal to electromagnetic

• C.chemical to thermal and electromagnetic

• D.chemical and electromagnetic to thermal.

Johanna took her little brother to the playground because he likes to swing. Look at the diagram that shows Johanna pushing her brother on the swing. Which statement is true about the transformation between kinetic and potential energy while the boy swings?

• A.Kinetic energy changes to potential energy between points A and B.

• B.Potential energy changes to kinetic energy between points A and B.

• C.Potential energy changes to kinetic energy between points B and C.

• D.Potential and kinetic energy remain constant between points A and C.

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As a candle burns on the table, you can see the electromagnetic energy and feel the thermal energy released. Which two statements are true about the energy involved in burning the candle?

• A.Chemical energy is created from electromagnetic energy when the candle burns.

• B.The total amount of all types of energy is conserved when the candle burns.

• C.Thermal and chemical energy are destroyed by the electromagnetic energy when the candle burns.

• D.The total chemical energy equals the electromagnetic and thermal energy released when the candle burns.

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Andre is boiling water to cook pasta. The diagram shows some of the changes that occur when water is heated and boiled. These changes involve both energy transfers and energy transformations.

What is the difference between an energy transfer and an energy transformation?

• A.Transfer is movement of energy from one place to another, and transformation is the change of one type of energy to another.

• B.Transformation is movement of energy from one place to another, and transfer is the change of one type of energy to another.

• C.There is no difference. Both involve movement of energy from one place to another.

• D.There is no difference. Both involve the change of one type of energy to another.

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By burning fuel in a vehicle, the engine transfers energy to the engine of the bike so that it can move. This is an example of __________________ Energy

• Chemical

• Thermal

• Electromagnetic

• Electrical

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NGSS.MS-PS3-5

To get the engine to run using chemical energy, it also loses some of its energy due to ________________ Energy as the engine heats up.

• Thermal

• Chemical

• Electrical

• Nuclear

Electrical Energy is transferred to _____ Energy.

• Solar
• Mechanical
• Chemical
• Electrical

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Solar Energy is transferred to _____ Energy.

• Mechanical
• Solar
• Sound
• Electrical

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When the light changes, Potential Energy is transferred to _____ Energy.

• Potential
• Mechanical
• Thermal
• Kinetic

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Electrical Energy is transferred to _____ Energy.

• Thermal
• Solar
• Electrical
• None

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