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    rmjm4561's Avatar
    rmjm4561 Posts: 1, Reputation: 1
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    #1

    Mar 6, 2008, 05:08 PM
    Mass and Accerlation
    Object A has a mass of 20kg and object b has a mass of 80kg. After they are forced apart by a spring. Object A accelerates at a rate of 40 m.sec. What acceleration of object b> Show your math, and give the proper units.

    Would I use the formula F=M
    kg

    so would this answer be 160 or 20

    Please help:(
    Capuchin's Avatar
    Capuchin Posts: 5,255, Reputation: 656
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    #2

    Mar 6, 2008, 05:37 PM
    Think about whether a heavier object is easier or harder to accelerate - your answer should be obvious if you compare it to your real life experience.
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