Chapter 12 Part 2 Vocab Review

The type of lever where the input force is between the output force and the fulcrum:

• first class lever

• third class lever

• second class lever

Simple machine that consists of two connected rings or cylinders, one inside the other, which turn in the same direction around a center point:

• inclined plane

• screw

• wedge

• wheel and axle

Tags

NGSS.MS-PS2-1

Simple machine consisting of a bar that rotates around a fixed point called the fulcrum:

• lever

• inclined plane

• screw

• wedge

The type of lever where the fulcrum is between the input and output force:

• first class lever

• second class lever

• third class lever

Simple machine that consists of two inclined planes:

• pulley

• wedge

• screw

• wheel and axle

The type of lever where the output force is in between the input force and the fulcrum:

• third class lever

• first class lever

• second class lever

Simple machine that consist of a rope and grooved wheel:

• screw

• pulley

• inclined plane

• wedge

Simple machine that consists of an inclined plane wrapped around a cylinder or cone:

• pulley

• wedge

• screw

• inclined plane

Simple machine consisting of a sloping surface that connects lower and higher elevations:

• inclined plane

• screw

• pulley

• lever