Exploring Simple Machines Quiz

Which of the following is an example of a lever?

• A wheelbarrow

• A pulley

• A screw

• A wedge

What is the main purpose of a simple machine?

• To increase the speed of an object

• To change the direction of a force

• To reduce the amount of work needed

• To increase the weight of an object

Which simple machine consists of a wheel with a rope or chain wrapped around it?

• Inclined plane

• Pulley

• Lever

• Screw

What type of simple machine is a seesaw?

• Lever

• Wheel and axle

• Pulley

• Inclined plane

Which of the following is an example of an inclined plane?

• A ramp

• A door knob

• A flagpole

• A pair of scissors

What simple machine is used to hold things together or lift objects?

• Wedge

• Screw

• Pulley

• Lever

Which simple machine is used to split things apart?

• Wedge

• Wheel and axle

• Pulley

• Lever

What is the mechanical advantage of a simple machine?

• The speed at which it operates

• The amount of force it can exert

• The ratio of output force to input force

• The distance it can move an object

Which of the following is an example of a wheel and axle?

• A screwdriver

• A ladder

• A bicycle

• A knife

What simple machine is a knife an example of?

• Lever

• Wedge

• Pulley

• Wheel and axle