Negative Work Can Be Done

question 66

Multiple Choice

Negative work can be done

• A) by friction on the tires while a car is accelerating without skidding.
• B) by a spring at the bottom of an elevator shaft when it stops a falling elevator.
• C) by a hand catching a ball.
• D) by all of the above.
• E) only by (b) and (c) above.

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Definitions:

In-Group Bias

The tendency to favor individuals within our own group over those from outside groups.

Out-Group Bias

The tendency to have negative views or prejudices towards people who are perceived as belonging to a different group than one's own.

Discrimination

Unjust or prejudiced treatment of different categories of people, especially on the grounds of race, age, or sex.

Frustration

The feeling of being upset or annoyed, especially because of inability to change or achieve something.