The fact that at any time during the year, the Earth's axis is parallel to its orientation at all other times is called its parallelism, or ________.
A) revolution
B) rotation
C) polarity
D) aphelion
E) perihelion

Question

Quizplus · Accepted Answer

Revolution refers to the Earth's yearly orbit around the sun, rotation refers to the Earth's spinning on its axis, aphelion and perihelion refer to the points in the Earth's orbit when it is farthest and closest to the sun respectively. Therefore, the best choice is C) polarity which refers to the orientation of the Earth's axis.

The Fact That at Any Time During the Year, the Earth's