Simple Machines

1
Simple Machines

• Chapter 6

2
Work

• The use of force to move an object over a distance

3
Simple machine

• A machine with few or no moving parts that you
  apply just one force to

4
lever

• A simple machine made of a bar that pivots on a
  fixed point

5
fulcrum

• The fixed point on a lever

6
pulley

• A simple machine made of a wheel with a line
  around it

7
Wheel and axle

• A simple machine made of a wheel and an axle that
  turn together

8
Inclined plane

• A simple machine that is a slanted surface

9
Screw

• A simple machine made of a post with an inclined
  plane wrapped around it

10
wedge

• A simple machine made of two inclined planes
  placed back-to-back