19. Motion Energy and Simple Machines
    In this unit you will investigate Newton's Laws of Motion and the concepts of potential and kinetic energy..
    http: //necc.mass.edu/MRVIS/MR3_13/start.htm
    
    
20. Machines Table Of Contents
    http: //galaxy.net/~k12/machines/index.shtml
    
    
21. Moving Along with Simple Machines
    http: //henry.k12.ga.us/cur/simp-mach/
    
    
22. Simple Machines Demo
    Simple Machines Demo P115/P116 Laboratory Demonstration #9 * To explore the mechanical advantage of pulleys and levers * Evaluate the concept of torque You can also click on the picture to download it in .gif format. Further information on the Theory, Apparatus, and Procedure
    http: //cwru.edu/artsci/phys/courses/demos/simp...
    
    
23. SIMPLE MACHINES
    
    http: //lerc.nasa.gov/WWW/K-12/Summer_Training/...
    
    
24. Inclined Planes
    
    http: //weirdrichard.com/inclined.htm
    
    
25. GEARS AND GEAR RATIOS
    
    http: //weirdrichard.com/gears.htm
    
    
26. Gadget Anatomy
    Which gadets have simple machines?
    http: //mos.org/sln/Leonardo/GadgetAnatomy.html...
    
    
27. Teachers.Net Lesson Exchange: Simple Machines (Elementary, Science
    
    http: //teachers.net/lessons/posts/215.html
    
    

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