make our lives easier."
There are six simple machines
Machines make "work" easier.
Think about how easy raising a flag on a flag pole is when
you use a pulley.
Now, imagine having
to do it without a pulley. A pulley is one of the six simple
|Inclined Plane -
a simple machine that is a straight, slanted surface.
a simple machine consisting of a grooved wheel that holds a rope
a simple machine consisting of a bar that pivots at a fixed point,
called a fulcrum.
- a simple machine that is a doubled inclined
plane that moves; a wedge is often used for cutting
and Axle - a simple machine
consisting of two circular objects of different sizes; the
wheel is the larger of the two circular objects.
a simple machine that is an inclined plane wrapped around a
machines are made up of 2 or more simple machines.
here to see some examples.
on the link below to explore the uses of simple and
Play a Simple Machines
the Bill Nye Video on Simple Machines!!!
a practice quiz
jar lid is an example of
ramp is an example of a ____________________.
ladder is an example of a ____________________.
can opener is an example of a ____________________.
pair of scissors is a complex (compound) machine made of _____________
_________________ would help you raise a flag on a flag pole.
7. A machine
made up of more than one machine is called a ____________________________machine
8. The simple
machine used most often for cutting something is the ____________________________
9. A light
bulb is considered a _________________________