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    Isaac Newton's Scientific Investigations

    1. Newton's First Law of Motion (1) | 2. Newton's First Law of Motion (2) | 3. Newton's Third Law of Motion | 4. Newton's Colour Wheel

     5.  Balancing Butterfly | 6. The Floating Balloon

     

    Newton's Colour Wheel

    Experiment: To demonstrate Isaac Newton's Famous Colour Wheel

    Materials:

    You will need:

    Card
    Scissors
    Small Motor
    Protractor
    Colouring Pencils (or markers - pencils are better)
    2 x 1.5v batteries
    CD (optional)
    Compass


     

    Method:

    What you have to do: 

    1) With your pencil, draw a circle around a CD or with a compass.

    2) Divide the circle into seven (the seven colours that make up light) and draw seven angles (approx. 52º each)

    3) With a compass, poke a hole in your colour wheel and mount it on to your motor.

    4) Connect the two batteries to your motor.
     


    Result:
    The wheel spun a white/whitish colour.


    Conclusion:
    The seven colours blend and make up white. Newton suggested that light is made up of these seven colours, and proved it using his colour wheel.

    Continuation: We decided to see what would happen if we only filled our disk with two or three colours. Would the colours mix like paint? Would yellow and red, for example, produce orange when spun at high speed?

    Take a look at the following photos.

     


    We got a very clear orange.

    These colours produced a light grey.

    Mixing blue and yellow - green!

     


    Sixth Class Experiments

    1. Newton's First Law of Motion (1) | 2. Newton's First Law of Motion (2) | 3. Newton's Third Law of Motion | 4. Newton's Colour Wheel

     5.  Balancing Butterfly | 6. The Floating Balloon