Simple Machines Quiz

Who identified the first three simple machines?

• Archimedes

• Leonardo da Vinci

• Albert Einstein

• Isaac Newton

What is the primary function of simple machines?

• To increase the weight of objects

• To make work easier by changing the direction of a force

• To create energy

• To decrease the speed of work

Which simple machine is described as a bar that turns on a support?

• Pulley

• Lever

• Wheel and Axle

• Wedge

What does a wheel and axle reduce to make work easier?

• Gravity

• Friction

• Air resistance

• Weight

How do pulleys make work easier?

• By reducing the distance

• By decreasing the force

• By increasing the weight

• By allowing force to be applied over a longer distance

What is an inclined plane?

• A circular object that rotates

• A type of lever

• A tool for cutting

• A flat surface with one end higher than the other

What are wedges used for?

• To decrease friction

• To pull objects closer

• To push objects apart

• To lift heavy objects

Which simple machine is a wheelbarrow an example of?

• Lever and Wheel and Axle

• Pulley and Screw

• Screw and Lever

• Inclined Plane and Wedge