Question

The transit of Venus happens in pairs, eight years apart, Then it is more than a century between transits. During the pass of Venus across the sun, Venus appears as a small, dark round spot moving across the face of the sun.

Why do planets change their position in the sky, day and night?
A) because of Earth's rotation on its axis
B) because of the Earth's elliptical orbit around the Sun
C) because of the tilt of Earth's axis at about 23o
D) because of the Earth's orbit combined with the planets' orbits

Answer 1

Answer:

A) be of earth rotation on its axis