What does the balloon of the air capacitor represent in an electrical capacitor?

Which expression allows you to determine the mechanical advantage of an inclined plane? a. height of plane / input force b. length of plane / input force c. length of plane / height of plane d. height of plane / length of plane

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

For this car, predict the shape of a graph that shows distance (x) versus time (t). note that time is the independent variable and will be on the bottom axis. need asap