In a Contest, Two Tractors Pull Two Identical Blocks of Stone

question 5

Multiple Choice

In a contest, two tractors pull two identical blocks of stone the same distance over identical surfaces. However, block A is moving twice as fast as block B when it crosses the finish line. Which statement is correct?

• A) Block A has twice as much kinetic energy as block B.
• B) Block B has lost twice as much kinetic energy to friction as block A.
• C) Block B has lost twice as much kinetic energy as block A.
• D) Both blocks have had equal losses of energy to friction.
• E) No energy is lost to friction because the ground has no displacement.

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Definitions:

Strategic Behavior

The actions taken by companies or individuals in anticipation of their rivals' actions and reactions to maximize their own benefits.

Influences Market Price

Factors or conditions that affect the selling price of goods or services in a market, including supply, demand, competition, and external economic conditions.

Barriers

Obstacles or impediments that prevent or hinder progress, such as trade barriers which can restrict the flow of goods between countries.

Control Over Price

The ability of a company or market to influence or set the price of goods and services.