Unit 4 Quiz: Simple Machines

Sort the following objects into the correct simple machine category.*2 objects per category* Lever See Saw Soda Tab Wheel and Axle Door Knob Revolving Door Wedge End of a Shovel Ax Screw Inside of a Bottle Cap Faucet Pulley Flag Pole Crane Inclined Plane Stairs Slide Match the definition on the left to the correct vocabulary term on the right. Two or more simple machines working together to make work easier and perform a similar task. Compound Machine A simple machine that uses a grooved wheel and a rope to raise, lower, or move an object. Pulley A simple machine that uses a wheel with a rod through the center to help move objects. Wheel and Axle A simple machine that uses a slanted flat surface to raise objects from a lower lever to a higher level. Inclined Plane A simple machine that consists of an inclined planed wrapped around a cylinder. Used to attach things together. Screw A simple machine that consists of two inclined planes being placed back to back. Used to split objects. Wedge A simple machine that consists of a rigid bar sitting on a fixed support. Used to raise and lower objects. Lever Applying force to move or change something. Work The purpose of a simple machine is to make work easier. True False Simple machines make work easier by changing the size and direction of forces. True False Simple machines require NO energy to do work. True False Fill in the blanks with the simple machines that make up the compound machine.*Copy and paste from the word bank below* Lever Screw Wheel Axle Pulley Inclined Plane Wedge Wedge Lever