Simple Machines Quiz

What is a lever?

• A bar that rests on a pivot

• A surface with one end higher than the other end

• A grooved wheel and a rope

• A wider end that tapers to a point

What is an inclined plane used for?

• To lift a load with less force

• To cut up pizza

• To move a load from one level to another

• To separate things

How does a screw work as a simple machine?

• By lifting a load with less force

• By separating things

• By changing the direction of forces applied

• By holding pieces together with less force

What is the purpose of a pulley?

• To separate things

• To move a load from one level to another

• To hold pieces together with less force

• To lift a load with less force

What is the function of a wedge?

• To hold pieces together with less force

• To separate things

• To move a load from one level to another

• To lift a load with less force

How do teeth act as a simple machine when eating?

• By lifting a load with less force

• By separating food into smaller pieces

• By changing the direction of forces applied

• By holding pieces together with less force

What is the purpose of the pointed front end of a boat?

• To lift a load with less force

• To move a load from one level to another

• To cut through the water with less friction

• To hold pieces together with less force

How does a wheel and axle work as a simple machine?

• By cutting through the water with less friction

• By moving a load from one level to another

• By holding pieces together with less force

• By lifting a load with less force

What is the function of a pizza cutter as a simple machine?

• To lift a load with less force

• To cut up pizza with less force

• To hold pieces together with less force

• To move a load from one level to another

How does an inclined plane differ from a set of stairs?

• An inclined plane is used for cutting, while stairs are used for lifting

• An inclined plane is a set of stairs wrapped around itself

• An inclined plane is a smooth surface, while stairs are not

• An inclined plane is used for lifting, while stairs are used for cutting