8th Grade Science Chapter 8 Lesson 3

- a simple machine consisting of a bar that pivots at a fixed point, called a fulcrum

- the fixed point that the lever pivots from

- a simple machine that is a straight, slanted surface

- a simple machine that is an inclined plane wrapped in a spiral

- a simple machine that is a double inclined plane that moves

- a simple machine consisting of two circular objects of different sizes

- a simple machine consisting of a grooved wheel that holds a rope or a cable

- machines that are made of two or more simple machines

There are ___ simple machines.

• 4

• 5

• 6

• 7

Select the types of simple machines:

• lever

• inclined plane

• wedge

• screw

• car