A student lifts 100 N of books 1 m to his shoulder. He walks forward
10 m to the stairs and goes up 3 m. He walks 20 m forwards to class,
How much work has been done to the books?

The dot diagram represents the motion of the motorcycle as it moves from left to right

Lacie kicks a football from ground level at a velocity of 13.9 m/s and at an angle of 25.0° to the ground. how long will the ball be in the air before it lands? how far will the football travel before it lands?

In what direction does an applied force move an object