A Box Is on a Scale

question 63

Multiple Choice

A box is on a scale.In which of these situations will the scale reading NOT equal the weight of the box?

• A)The scale and box are in an airplane flying at constant speed.
• B)The scale and box are in an elevator rising at constant speed.
• C)The scale and box are in a hot air balloon in level flight.
• D)The scale and box are on a steep slope, held in place by friction.
• E)The scale and box are on Mars.

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Definitions:

Marginal Productivity Theory

An economic theory that explains the determination of wages in the labor market, suggesting that the wage of a worker is set at a level equal to their marginal contribution to the production process.

Income Disparities

The differences in income levels among individuals, households, or regions, indicating inequality in the distribution of wealth.

Compensating Differentials

Wage differentials that compensate workers for the job attributes, such as difficulty level or undesirable conditions, indicating the premium required to attract workers to these positions.

Marginal Productivity Theory

A principle that describes how the addition of a unit of labor or capital increases output, holding other factors constant.