A Swimmer Heading Directly Across a River 200 M Wide

question 10

Multiple Choice

A swimmer heading directly across a river 200 m wide reaches the opposite bank in 6 min 40 s. She is swept downstream 480 m. How fast can she swim in still water?

• A) 0.50 m/s
• B) 0.80 m/s
• C) 1.2 m/s
• D) 1.4 m/s
• E) 1.8 m/s

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Definitions:

Opposite Emotions

Emotions that are diametrically different from each other, such as happiness and sadness, that can affect mental state and decision-making.

James-Lange Theory

A theory of emotion that proposes emotions occur as a result of physiological reactions to events, suggesting that physiological arousal precedes the emotional experience.

Bodily Responses

Physical reactions or changes in the body that occur in response to stimulus or emotional states, such as increased heart rate or sweating.

Cannon-Bard

A theory of emotion that proposes that emotions and bodily changes occur simultaneously, rather than one causing the other.