What are simple machines?

• Machines that help us build things.

• Machines that help make work easier.

• Machines that help ease back pains.

What is an Inclined Plane?

• A flat surface that is put on an angle to help lift, lower, and move heavy objects.

• A ramp that you walk up.

• A piece of wood used to slide things down on.

What is a Lever?

• A simple machine that helps you balance.

• A simple machine that helps you throw objects far. It has a fulcrum.

• A simple machine that has a bar and fulcrum. It helps you lift, open and put holes in objects.

What is a wedge?

• A simple machine with a sharp edge.

• A simple machine made up of 2 inclined planes and is used to separate things.

• A simple machine that cuts objects in half.

What is a wheel and axle?

• A pole that turns to help push objects.

• A wheel that had a rope around it to help pull things.

• A wheel that turns on an axle to help move heavy objects.

What is a pulley?

• A grooved wheel connected by a rope.

• A rope that is used to pull and lower things.

• A wheel that can move heavy objects.

What is a screw?

• A screw driver.

• A nail used to hold things together.

• An inclined plane wrapped around a pole.

Name 3 examples of an inclined plane?

Name 3 examples of a screw.

Name 3 examples of a pulley.