Question

In which of the following cases will an eclipse occur.

• A. The earth comes in line with the sun and the moon.
• B. The moon comes in line with the sun and the earth.
• C. The sun, moon and the earth make an angle of 45${}^{\circ }$.
• D. The sun, moon and the earth make an angle of 90${}^{\circ }$.

Answer 1

Answer: (A), (B)

The correct options are
A

The earth comes in line with the sun and the moon.

B

The moon comes in line with the sun and the earth.

An eclipse occurs when one celestial object comes in line with two celestial objects so that they make one of the objects either fully or partially invisible from the other tentatively. When the earth comes in line with the sun and moon or when the moon comes in line with the sun and the earth, an eclipse occurs.