Which of the following is the reason for the solar day being longer than a sidereal day?
A)precession of Earth's axis
B)the tilt of Earth's axis
C)the combined effect of the rotation of Earth and its orbit about the Sun
D)Earth year being a non-integer number of Earth days
E)the non-circular orbit of Earth around the Sun

Question

Quizplus · Accepted Answer

The solar day is the length of time it takes for the Sun to return to the same position in the sky, while the sidereal day is the length of time it takes for the stars to return to the same position in the sky. The reason that the solar day is longer than the sidereal day is because of the combined effect of the rotation of Earth and its orbit around the Sun. As Earth orbits the Sun, it moves along its orbit, so it takes a little longer for the Sun to return to the same position in the sky.

Which of the Following Is the Reason for the Solar