A System Is Acted on by Its Surroundings in Such

question 87

Multiple Choice

A system is acted on by its surroundings in such a way that it receives 80 J of heat while simultaneously doing 20 J of work.What is its net change in internal energy?

• A)100 J
• B)60 J
• C)zero
• D)−60 J
• E)−100 J

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Definitions:

Zoning

The process of dividing land in a municipality into zones in which certain land uses are permitted or prohibited.

Subdividing

The process of dividing land or property into smaller lots that can be sold separately.

Access

The means or opportunity to approach or enter a place or to obtain or make use of something.

Enforceable

Capable of being imposed or upheld by law.