Answer:
Rotation is when an object turns around on an internal axis, but when an object CIRCLES an internal object, it is called a revolution.
Explanation:
Examples:
Rotation: When the Earth spins on its axis!
Revolution: When the Earth circles the sun!
So technically, they are related because they are both spinning, but they are spinning in 2 different ways, which are listed above!
Good luck! and let me know if I can help you with any other question. :)
~ Peppaaaa<3