Variation in duration of day and night is due to1. Rotation

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Variation in duration of day and night is due to
1. Rotation of earth on its axis.
2. Revolution of earth around the sun.
3. Inclination of earth at an angle of 66 1/2 °

1. 1 and 2
2. 2 and 3
3. 1 and 3
4. 1, 2 and 3

Correct Option: B

NA

Comments

SANTOSH KUMAR
June 21, 2018 Reply

When the Earth revolves around the Sun with an axial tilt, it causes variations in the duration of days and night in either hemispheres.