Question

On which date is the Earth in aphelion?

• A. 3rd January
• B. 21st March
• C. 23rd September
• D. 4th July

Answer 1

Answer:

D. 4th July

Parallelism to the earth's axis

• The axis of the earth is titled at an angel of 66 1/2° from the orbital plane. The earth maintains this tilt throughout it's revolution. This is known as the parallelism of the Earth's axis.

• Aphelion - The day on which the Sun and the Earth are farthest is known as Aphelion. It is on 4th July

• Perihelion - The day on which the Sun and the earth are nearest is known as perihelion. It is on 3rd January.