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    Newton's Cradle Five Balance Balls

    Repost
    Miller Huang

    by Miller Huang

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    489 views
    The product is a Newton's Cradle five balance balls desk science toy gift, great for collection.
    Features:
    Brand New and High quality.
    Not only demonstrates a pendulum, but also shows the Laws of Conservation of Momentum and Energy.
    Friction and damping effects are also observed.
    Often used as a toy to amuse people.
    Includes steel balls, plastic frames and base.
    Great gift for everyone.
    Size: 9cm x 7.5cm x 9.5cm.

    China supplier:
    Email : fangzhengcn@hotmail.com
    Skype ID : chanceller819
    http://chinagift.en.ecplaza.net