1. Simple Machines
Third Grade SOLs

2. Inclined Plane
Flat surface with one end higher than the other, which allows things to be lifted.

4. Inclined Plane
Video: stop at 2:46
Experiment:
Read page E 54
Video: stop at 2:46
Experiment:

5. Lever Used to push, pull or lift things Has 2 parts-
first a stiff bar that moves
second a fulcrum- does not move

7. Video: stop at 4:07 http://www.youtube.com/watch?v=OdM2jWg2uEE
Read page E44

8. Wheel and Axle A rod connected to a wheel
This makes it easier to turn things

9. Video- stop at around 2:00 https://www.youtube.com/watch?v=P7xu9O0miEc
Read page E47

11. Wedge and Screw Used to cut or split objects
Is not used to lift things!

13. Wedge http://www.youtube.com/watch?v=LAAwZird80k
Screw
Read E55- E56

14. Pulley Made of a wheel and a rope wrapped around it
It makes lifting easier

16. Video- stop at 3:20 http://www.youtube.com/watch?v=aMx7nIIH9ik
Read E 48

17. Brain Pop Jr. Video
Bill Nye Video

18. Compound Machines Two or more simple machines put together
Goonie- Truffle Shuffle
Which simple machines did you see?