Problem: You may have noticed that when you compress the air in a bicycle pump, the body of the pump gets warmer.Assuming the pump and the air in it comprise the system, what is the sign of w when you compress the air?

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w → compress the air


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You may have noticed that when you compress the air in a bicycle pump, the body of the pump gets warmer.

Assuming the pump and the air in it comprise the system, what is the sign of w when you compress the air?

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the First Law of Thermodynamics concept. You can view video lessons to learn First Law of Thermodynamics. Or if you need more First Law of Thermodynamics practice, you can also practice First Law of Thermodynamics practice problems.