When Copernicus First Created His Sun-Centered Model of the Universe

question 63

Multiple Choice

When Copernicus first created his Sun-centered model of the universe, it did not lead to substantially better predictions of planetary positions than the Ptolemaic model. Why not?

• A) Copernicus used perfect circles for the orbits of the planets.
• B) Copernicus placed the planets in the wrong order going outward from the Sun.
• C) Copernicus misjudged the distances between the planets.
• D) Copernicus placed the Sun at the center, but did not realize that the Moon orbits the Earth.

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Definitions:

Limited Liability Partnership

A partnership structure where partners' personal liability for business debts is limited to the amount they invest in the business.

Liability

The state of being legally responsible for something, typically by law or financial obligation.

Limited Partner

An investor in a partnership who is not directly involved in the day-to-day operations and whose liability is limited to the amount invested in the partnership.

Vicarious Liability

The legal responsibility of one party for the actions of another, typically in employer-employee relationships.