How Did Copernicus Know Mercury Was Closer to the Sun

question 234

Multiple Choice

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

• A) Mercury can always be seen relatively close to the Sun.
• B) He measured Mercury's orbital period and used Kepler's third law.
• C) Mercury was sometimes seen to pass behind the Sun.
• D) Mercury can be high in the sky at midnight.

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Definitions:

Bitter Receptors

Sensory taste receptors located on the tongue that are responsible for detecting bitter substances, playing an essential role in taste perception.

Sour Receptors

Specialized sensory cells located in the taste buds that detect sour tastes.

Salty Receptors

Taste receptors on the tongue that detect the presence of salt, one of the basic tastes.

Dark Adaptation

The process by which the eyes increase their sensitivity to low levels of light, enabling vision in dim conditions.