A planet will be observed (through a telescope) to have a crescent shape whenever it is close to which point as seen from Earth? (It may help to draw a diagram and show the sunlit side of the planet on it.)
A) perihelion
B) superior conjunction
C) opposition
D) inferior conjunction

Question

Quizplus · Accepted Answer

A planet will be observed to have a crescent shape when it is at inferior conjunction, which means it is positioned between the Earth and the Sun. This configuration allows us to see only a small part of the planet's day side, similar to how the Moon looks during its crescent phase.

A Planet Will Be Observed (Through a Telescope) to Have