No Work Is Done by Gravity on a Bowling Ball

question 76

Multiple Choice

No work is done by gravity on a bowling ball that rolls along a bowling alley because

• A) no potential energy is being converted to kinetic energy.
• B) no force acts on the ball.
• C) no distance is covered by the ball.
• D) its kinetic energy remains constant.
• E) the force on the ball is at right angles to the ball's motion.

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Definitions:

Scarcity of Resources

The fundamental economic problem of having seemingly unlimited human wants in a world with limited resources.

Necessity of Choice

An economic principle stating that due to scarce resources, individuals and societies must make decisions on how to best allocate those resources.

Self-Sufficient

The quality or condition of being able to fulfill all one's needs without reliance on external assistance.

Specialize

To focus on a specific area of production or study to gain efficiency or expertise.