A Woman Stands on the Edge of a Cliff and Throws

question 9

Multiple Choice

A woman stands on the edge of a cliff and throws a stone vertically downward with an initial speed of 10 m/s. The instant before the stone hits the ground below, it has 450 J of kinetic energy. If she were to throw the stone horizontally outward from the cliff with the same initial speed of 10 m/s, how much kinetic energy would it have just before it hits the ground?

• A)50 J
• B)100 J
• C)450 J
• D)800 J
• E)950 J

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Definitions:

Five-finger Discount

A colloquial term for shoplifting, implying the stealing of goods by concealing them with the hands.

Aggression

Behavior intended to harm or intimidate others, which can be physical or verbal in nature.

Violence

Behavior involving physical force intended to hurt, damage, or kill someone or something.

Hydraulic Model

A theory suggesting that emotional pressure builds up within individuals and must be released to avoid psychological issues, akin to the way hydraulic pressure builds and must be released.