Question

what is the dfine of rotation​

Answer 1

the act of rotating; a turning around as on an axis. Astronomy. the movement or path of the earth or a heavenly body turning on its axis. one complete turn of such a body

Answer 2

Explanation:

A rotation is a circular movement of an object around a centre of rotation. If three-dimensional objects like earth, moon and other planets always rotate around an imaginary line, it is called a rotation axis. If the axis passes through the body's centre of mass, the body is said to rotate upon itself or spin.