Unit 10

The use of a force, to move and object in the same direction as the force.

• work

• fulcrum

Something that makes work easier, has a few or more moving parts used by applying one force.

• wheel and axle

• simple machine

Is a bar that pivots, or turns, on a fixed point.

• lever

• fulcrum

Fixed point on the lever (doesn't move).

• pulley

• fulcrum

Made up of a wheel and that are connected so that they turn together, uses circular motion to work.

• wheel and axle

• pulley

Wheel with a rope, cord or chain around it, use it by pulling from the side.

• screw

• pulley

A plane that is slanted, so that the one end is higher, uses the push or pull to work to lift the load easier.

• inclined plane

• wedge

Two inclined planes back to back, used to split one or two things.

• wedge

• screw

An inclined plane wrapped around a shaft or cylinder.

• wedge

• screw