Why do scientists use linnaeus system of binomial nomenclature when naming an organism

Scientists use the Linnaeus system if binomial nomenclature when they name animals and plants because with the system, the name that it gets describes the genus and species of the organism.

Where is the picture at

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