A Significant Contribution of Kepler to Our Understanding of the Solar

question 152

Multiple Choice

A significant contribution of Kepler to our understanding of the solar system was the

• A) discovery that Earth orbits the Sun.
• B) discovery that planetary orbits are not circular.
• C) observation of the phases of Venus.
• D) idea of a gravitational force between Earth and the Sun.

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Definitions:

Economies of Scale

Refers to the cost advantage that arises with increased output of a product, where the average cost per unit falls as scale of production increases.

Lower-Cost Method

A cost-minimization strategy that involves choosing the most economical options in order to reduce expenses and improve efficiency.

Process Innovation

The implementation of a new or significantly improved production or delivery method.

Total Product Curve

A graph showing the relationship between the quantity of input used and the quantity of output produced.