GENERAL KNOWLEDGE

GK

THE UNIVERSE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following motions causes day and night?
A
the sun’s movement in the sky
B
Earth’s revolution around the sun
C
Earth’s movement in space
D
Earth’s rotation on its axis
Explanation: 

Detailed explanation-1: -Detailed Solution. The counter-clockwise rotation of Earth around its own axis is called Earth’s Rotation. Earth rotates once in about 23 hours 56 minutes and 4 seconds with respect to the Sun. This rotation causes the day and night cycle on Earth.

Detailed explanation-2: -As you know that the earth has two types of motions, namely rotation and revolution. Rotation is the movement of the earth on its axis. The movement of the earth around the sun in a fixed path or orbit is called Revolution.

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