Alice and Tom Dive from an Overhang into the Lake

question 40

Multiple Choice

Alice and Tom dive from an overhang into the lake below.Tom simply drops straight down from the edge,but Alice takes a running start and jumps with an initial horizontal velocity of 25 m/s.Neither person experiences any significant air resistance.Just as they reach the lake below,

• A) the speed of Alice is larger than that of Tom.
• B) the splashdown speed of Alice is larger than that of Tom.
• C) they will both have the same speed.
• D) the speed of Tom will always be 9.8 m/s larger than that of Alice.
• E) the speed of Alice will always be 25 m/s larger than that of Tom.

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Definitions:

Static

Persistent or unchanging conditions; in electronics, it refers to random noise that can interfere with signal clarity.

Stability

The state or quality of being resistant to change, especially sudden change or deterioration, within a particular environment or context.

Society

A group of individuals involved in persistent social interaction, or a large social group sharing the same geographical or social territory, typically subject to the same political authority and dominant cultural expectations.

Utilitarianism

An ethical theory that posits the best action is the one that maximizes utility, usually defined as that which produces the greatest well-being of the greatest number of people.