A Child Does 350 J of Work While Pulling a Box

question 88

Multiple Choice

A child does 350 J of work while pulling a box from the ground up to his tree house at a steady speed with a light rope. The tree house is $4.0 \mathrm {~m}$ above the ground. What is the mass of the box?

• A)8.9 kg
• B)5.3 kg
• C)6.7 kg
• D)8.0 kg

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Definitions:

Common Stock

Represents ownership shares in a corporation, giving holders voting rights and a share in the company’s profits through dividends.

Goodwill

An intangible asset that represents the excess value paid over the fair market value of an acquired company's net assets.

Equity Method

A financial recording method where investments in other firms are first noted at their purchase price and later modified to reflect the investor's portion of the investee's earnings or losses.

Common Stock

Equity ownership in a corporation, giving holders voting rights and a share of the company’s profits through dividends.