Simple Machines/ Force and Motion Review

What is a stiff bar that moves freely on a fixed point?

• Lever

• Inclined Plane

• Wheel and Axle

• Pulley

This is a simple machine that is made up of a slanted surface.

• Inclined Plane

• Wedge

• Simple Machine

• force

What is a force that slows or stops motion between two surfaces?

• friction

• gravity

• motion

• simple machine

What is a force that pulls object's toward each other?

• gravity

• friction

• pulley

• lever

This can push or pull objects to change their motion.

• force

• friction

• wheel and axle

• wedge

This has two cylinders that turn on the same axis.

• wheel and axle

• pulley

• simple machine

• force

This is an inclined plane wrapped around a post.

• screw

• inclined plane

• motion

• lever

What is a rope fitted around the rim of a fixed wheel?

• pulley

• wheel and axle

• wedge

• friction

What is an object that changes a force?

• simple machines

• motion

• friction

• lever

This is a simple machine that is made up of two inclined planes.

• wedge

• pulley

• inclined plane

• screw