Simple Machines
Activity 1 Activity 2 Activity 3 Activity 4
Everyday, we use simple machines to make our lives easier and we don't even know it. We are going to learn about some simple machines and see how they impact our lives.
What do you know about simple machines? Click on the button below and see how well you understand simple machines.
Activity 2 - Learn about the different types of Simple machines by reading the following information and writing it on your sheets
Types of Simple Machines
Wheel
and Axle
In this machine a wheel or spoke is locked to a central axle so that when one is
turned the other must turn. A simple wheel and axle is a child's hot wheel
cycle.
Click here to see examples
Pulley System
A single pulley simply reverses the direction of a force. When two or more
pulleys are connected together, they permit a heavy load to be lifted with
less force. The trade-off is that the end of the rope must move a greater
distance than the load.
Click
here to see examples
Wedge
A wedge converts motion in one direction into a splitting motion that acts at
right angles to the blade. Nearly all cutting machines use the wedge. A
lifting machine may use a wedge to get under a load.
Screw
A screw is a metal object that has grooves wrapped around it that is in a
spiral (like a spring or the metal on a notebook) When you turn the screw it
changes the rotation into a forward or backward motion because of the
threads.
Click
Here to see examples
Lever
A lever is a stiff rod that rotates
around a pivot point. When you push down on one end the other end will go
up. A
Click Here to see examples
Activity 3- Create a Simple Machine Sheet by typing in the definitions of the simple machines and inserting pictures on your word document
Activity 4- Create a Roller Coaster!
