How Did Copernicus Know Mercury Was Closer to the Sun

question 175

Multiple Choice

How did Copernicus know Mercury was closer to the Sun than Earth?

• A) It can always be seen relatively close to the Sun.
• B) He measured the period and used Kepler's third law.
• C) He observed it passing through a crescent phase.
• D) It can be high in the sky at midnight.

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Definitions:

Retested

The process of administering a test or assessment again to the same subject at a different time to evaluate changes, consistency, or reliability.

Regression Toward

A statistical phenomenon that suggests that extreme scores or extreme behavior are likely to be closer to the average on subsequent observations or attempts.

Illusion of Control

The overestimation of one's ability to control events or outcomes that are largely or entirely beyond their actual influence.

Standard Deviation

An indicator of the extent of variability or scatter among a collection of numbers.