Which of the following planets can be in opposition?
A) Mercury
B) Venus
C) Earth
D) Mars

Question

Quizplus · Accepted Answer

Opposition is a phenomenon that occurs when a planet is on the opposite side of the Earth from the Sun, which means it can only happen with planets that orbit outside of Earth's orbit. Mars fits this description, while Mercury and Venus, being inside Earth's orbit, cannot be in opposition. Earth, being the reference point, cannot be in opposition to itself.

Which of the Following Planets Can Be in Opposition