Cooling Systems

Cooling Systems

Assessment

Interactive Video

Physics, Science

4th Grade - University

Hard

Created by

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The video explores the evolution of heating and cooling methods, highlighting the importance of heat for survival and the relatively recent development of cooling technologies. It explains how refrigerators and air conditioners work, focusing on the role of refrigerants and the process of heat absorption and release. These technologies have revolutionized food preservation and climate control in homes.

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5 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain how a refrigerator works to keep food cool.

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What are some traditional methods people used to keep food cool before the invention of refrigerators?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What role does refrigerant play in both refrigerators and air conditioners?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe the process by which an air conditioner cools the air inside a home.

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

How have cooling systems changed the way people store food?

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