Which of the Following Planets Can Be Seen in a Crescent

question 69

Multiple Choice

Which of the following planets can be seen in a crescent phase when observed from the Earth?

• A)Mercury and Venus
• B)Venus and Mars
• C)Mercury
• D)Jupiter and Saturn

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Definitions:

Entropy

A measure of disorder or randomness in a system, often associated with the second law of thermodynamics, stating that entropy within a closed system tends to increase over time.

Two Laws of Thermodynamics

Fundamental principles of physics that describe energy conservation and the increase of entropy, respectively, in a closed system.

Living Cell

The basic unit of life that is capable of performing all essential functions characterized by life, including reproduction and metabolism.

Substrate Concentration

The amount of substrate present that can be converted by an enzyme into a product in a chemical reaction.