A Person Carries a 25

question 3

Multiple Choice

A person carries a 25.0-N rock through the path shown in the figure,starting at point A and ending at point B.The total time from A to B is 1.50 min.How much work did gravity do on the rock between A and B?

• A)625 J
• B)20.0 J
• C)275 J
• D)75 J
• E)0 J

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Definitions:

Salience

The quality of being particularly noticeable or important; prominence.

Demand

The desire and ability of consumers to purchase goods and services at a given price.

Elastic

Describes a situation in economics where the demand for or supply of a good is sensitive to changes in price, meaning a small change in price leads to a significant change in quantity demanded or supplied.

Inelastic

A characteristic of goods whose demand does not change significantly when the price of the good changes.