1) Which simple machine is a rod attached to the center of a wheel that is used to make it easier to turn or move objects? a) Inclined Plane b) Wedge c) Lever d) Wheel & Axle 2) What simple machine is shown? a) Inclined Plane b) Wedge c) Lever d) Wheel & Axle 3) Which simple machine is a flat surface that is raised higher at one end in order to move heavy objects up or down? a) Inclined Plane b) Wedge c) Screw d) Lever 4) Which simple machine is shown? a) Lever b) Wedge c) Screw d) Inclined Plane 5) Which simple machine is shown? a) Lever b) Wheel & Axle c) Screw d) Pulley 6) Which simple machine is an inclined plane wrapped around a small rod used to hold objects together? a) Lever b) Wheel & Axle c) Screw d) Inclined Plane 7) Which simple machine is a wheel with a rope wrapped around it that can be used to li fe heavy objects by changing the direction or amount of force? a) Lever b) Wheel & Axle c) Pulley d) Inclined Plane 8) Which simple machine is shown? a) Inclined Plane b) Lever c) Pulley d) Screw 9) Which simple machine is shown? a) Inclined Plane b) Lever c) Wedge d) Screw 10) Which simple machine is a bar that moves around a fixed point in order to push, pull, or move things? a) Pulley b) Lever c) Wedge d) Screw 11) Which simple machine is an object that is wide at one end and pointed at the other to help cut or split objects? a) Wedge b) Pulley c) Lever d) Screw 12) Which simple machine is shown? a) Wedge b) Pulley c) Lever d) Wheel & Axle 13) Do you push or pull a hairbrush? a) push b) pull 14) Do you push or pull a stroller? a) push b) pull 15) Which two forces are acting on the girl? a) pull and gravity b) push and pull c) push and gravity 16) All of the forces acting on an object at one time are called the.... a) simple machine b) work c) force d) net force 17) The change of the position of an object is called... a) force b) work c) motion d) friction 18) What would happen if we did not have gravity? a) We would fall to the ground. b) We would crawl on the ground. c) We would fly to the moon. d) We would float in the air. 19) Ice skates moving on scratched up ice is an example of... a) force b) friction c) gravity d) net force 20) An apple falling from a tree is an example of... a) friction b) force c) gravity d) net force 21) A force that opposes; pushes against the motion of an object, is called... a) friction b) motion c) gravity d) net force 22) Any push or pull that causes an object to move, stop, or change speed or direction is a – a) gravity b) force c) motion d) friction 23) What two forces are acting on the wagon? a) push and pull b) push and gravity c) pull and gravity d) push and friction 24) A pull moves things... a) close b) away c) quickly d) far 25) A push moves things... a) close b) away c) quickly d) down 26) Work is... a) when a force moves an object over a distance b) when a natural force pulls things to the ground c) when simple machines do jobs d) when people walk around their house 27) People use simple machines because... a) they are natural forces that we can use for free b) they are fun to use c) they make work easier d) they make work harder 28) Which item below is an example of a compound machine? a) b) c) d)

Simple Machines Quiz

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