What happens to the amount of friction if you increase the mass of an object?

An inclined plane wrapped around a metal shaft is a a. lever b. screw c. pulley d. wedge

Several mountains together form a mountain . a few of these combined form a mountain system. several systems combined form a mountain , which can stretch thousands of miles in length.

The image shows the positions of a car on a roller coaster track. arrange the cars in order based on their gravitational potential energy. begin with the lowest potential energy and end with the highest.