Answer:
21. 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. 22. Earth orbits the sun once a year and rotates on its axis once a day. 23. Earth revolves around the sun in 365 days, 5 hours, 59 minutes and 16 seconds. 24. 23 hours and 56 minutes . The Earth rotates on its axis once every 23 hours and 56 minutes.
Explanation:
