Force and Motion

Match it! Select the correct answer from the pull down...Good luck!

What type of simple machine is a doorknob?

The principal's chair has wheels. It sits on her office floor next to her desk. She pulls the chair away from her desk. What makes her chair move?

A simple machine makes work easier because using it

What type of simple machine is a oar?

A student places a ball on the ground and kicks it. The ball moves along the ground. Why does the ball move?

A student sets a block at the top of a wooden ramp. The student pushes the block. As the block slides down the ramp, it slows down and then comes to a stop. What forces cause the block to slow down?

Which machine uses a wheel and axle?

Which force causes a soccer ball to fall to the ground after it has been kicked up in the air?