Simple Machines Review

A ______ is any tool that makes work easier.

• machine

• inclined plane

• wedge

• screw

A ________ is an object that changes a force.

• simple machine

• wheel and axle

• pulley

• inclined plane

Simple machines let you use less ______ to move an object.

• force

• motion

• movement

• pull

Some simple machines change the _______ of the force.

• direction

• distance

• force

• movement

Some simple machines increase the _______ over which a force is used.

• distance

• motion

• movement

• speed

An _______ is made up of a slanted surface.

• inclined plane

• lever

• screw

• pulley

Inclined planes make work easier by increasing the ______ over which a force is used.

• distance

• speed

• direction

• movement

A _____ is a simple machine made up of two inclined planes.

• wedge

• screw

• lever

• wheel and axle

Tags

NGSS.MS-PS2-2

A _______ changes the direction of a force from downward to outward.

• wedge

• lever

• pulley

• wheel and axle

________________ help stop objects, cut objects, or to split objects apart.

• Wedges

• Levers

• Inclined planes

• Pulleys