The Tropical Year Is Shorter Than the Sidereal Year Because

question 89

Multiple Choice

The tropical year is shorter than the sidereal year because Earth's

• A) orbit is an ellipse rather than a true circle.
• B) axis precesses westward.
• C) orbital speed is not constant.
• D) axis is tilted by 23.5°.

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Definitions:

Profit-Maximizing Quantity

The level of production at which a company achieves the highest possible profit, determined by the point where marginal cost equals marginal revenue.

Power Cords

Electrical cables used to connect appliances and devices to the main electricity supply.

Market Wage Rate

The prevailing pay rate for a given type of work in a particular labor market.

Profit-Maximizing Quantity

The output level at which a firm achieves the maximum possible profit, considering its cost structure and market demand.