Removing food, dirt, and debris from the surface is called what?

"Removing food, dirt, and debris from the surface" is one of the two definitions of cleaning

Cleaning has two objectives:
* Cleaning the surface from food, grease, debris, and any kind of dirt.
* Eliminating microorganisms, by eliminating them directly using antiseptics, or privatizing them from the grease and the nutrient found in the food and debris. so the two definitions are very close.

It depends on the surface of the levels. the rougher the surface, the greater is the frictional force. for rougher surfaces, you would need to exert greater force to move the object. the concept is that, you must overcome the frictional force in order to bring the object into motion. this is the reason why we add lubricants to the joints so they could easily move. this answer was on