Which Solar System term is correctly associated with position or orbit: “orbits Earth”, and also with “its far side is not permanently dark”?
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Correct Answer: Option B — Moon. Moon is correct because it is orbits Earth. Moon is also associated with its far side is not permanently dark. A further identifying fact is that Moon is its far side is not permanently dark. Another useful fact is that Moon is associated with its gravity is the main cause of ocean tides. Why the other options are incorrect: Option A — Asteroid belt: It is located mainly between Mars and Jupiter and is associated with Ceres is its largest object; those are the identifying facts of Asteroid belt. Option C — Mercury: It is the closest planet to the Sun and is associated with the shortest orbital period among the planets; those are the identifying facts of Mercury. Option D — Venus: It is the second planet from the Sun and is associated with the hottest planetary surface in the Solar System; those are the identifying facts of Venus. Exam Takeaway: Link Moon with “orbits Earth” and “its far side is not permanently dark” for quick revision.