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Used to illustrate Newton's third law of motion. Simply propel one or more balls toward one or more grouped farther down the track and watch how far and how many balls move.
Used to illustrate Newton's third law of motion. Simply propel one or more balls toward one or more grouped farther down the track and watch how far and how many balls move. Includes 27"-L aluminum V-shaped track with injection molded-plastic supports, 5 steel balls ( 3/4" diam), and instructions.
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