Science

How are different forms of energy related?

• they can all be transformed into other forms of energy

• none of them can be transformed into other forms of energy

• they can be created

• they can be destroyed

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A change from one form of energy to another

• energy conservation

• energy transformation

• potential energy

• kinetic energy

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Which is an example of a single energy transformation?

• A toaster converts electrical to thermal energy

• A match converts mechanical to thermal to electromagnetic

• A biker converts chemical to mechanical to thermal

• A car converts chemical to thermal to mechanical

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NGSS.HS-PS3-3

What is an example of multiple energy transformations?

• Your body transforms chemical to thermal

• Your body transforms chemical to mechanical

• a flashlight converts chemical energy in batteries to electrical to electromagnetic energy in light

• a phone converts electrical to electromagnetic

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The ultimate source of energy is:

• Chocolate
• The sun
• Plants
• Movement

Electrical energy is transferred to _____ energy in an oven.

• Thermal
• Light
• Electrical
• Mechanical

The picture shows a microwave oven. As a microwave oven is operated, electrical energy is transformed into all of the following types of energy EXCEPT —

• solar
• light
• thermal
• mechanical

On a hot summer day, which shirt would you put on to make sure you stay cool while you are outside playing?

• A black shirt because it reflects the sun's energy.
• A white shirt because it reflects the sun's energy.
• A black shirt because it absorbs the sun's energy.
• A white shirt because it refracts the sun's energy.

Why does it take longer to heat water in a swimming pool than the air on the porch?

• The water reflects some light energy thus transferring less heat.
• The pool's surface absorbs most of the heat.
• The porch has a screen around it to reflect light.
• The people who swim in the pool absorb the sun's heat.

The air conditioner system in your house works as a result of the transfer of ______ energy.

• mechanical
• light
• electrical
• sound