Which of the following is true organisms in the plantae kingdom are mostly uncicellular. all organisms of the same species have identical DNA .all animals in the chordate phylum have a backbone. organisms in the animalla kingdom are heterotrophs.

The answer to your question is vagina

Dis the correct answer thats what i put and it was right 

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