Conservation of Energy

What does the Law of Conservation of Energy state about energy?

• Energy can be created and destroyed at will.

• Energy can neither be created nor destroyed, only transformed.

• Energy is constantly being created from nothing.

• Energy can be destroyed but not created.

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What is radiant energy also referred to as?

• Thermal energy

• Solar energy

• Chemical energy

• Mechanical energy

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What is thermal energy used for?

• To see in the dark

• To heat objects

• To move objects

• To generate electricity

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Which of the following is a source of radiant energy?

• Wind

• Lightbulbs

• Batteries

• Engines

What is another term for radiant energy?

• Sound energy

• Light energy

• Kinetic energy

• Potential energy

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What is the source of electrical energy as mentioned in the learning material?

• Batteries

• Outlets and power plants

• Solar panels

• Wind turbines

Sound energy is often used for what purpose according to the learning material?

• Heating

• Communication

• Cooking

• Lighting

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According to the learning material, nuclear energy comes from what part of an atom?

• The electron

• The nucleus

• The proton

• The outer shell

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What is the primary use of nuclear energy as mentioned in the learning material?

• In electric cars

• In solar panels

• In nuclear power plants

• In wind turbines

What is electromagnetic energy?

• Energy that can only travel through solid materials

• Energy in the form of sound waves

• Energy that is reflected or emitted in the form of electrical and magnetic waves that can travel through space

• Energy that is only used in mechanical devices

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