Question

what is the diameter of the earth and explain about rotation of the earth ..?

Answer 1

The diameter of earth is 12,742 km.
The movement of earth on its axis from west to east which causes day and night is called rotation.

Answer 2

When you consider how long it took for human beings to settle every corner of it and how long it took us to explored and map it all out, terms like “small world” cease to have any meaning...

                                                    And .

 Earth's rotation is the rotation of the planet Earth around its own axis. The Earth rotates from the west towards east. 

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