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Math Help - The center of the mass

  1. #1
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    The center of the mass

    The center of the mass of an object must always be located where the physical material of the object is located.

    a) true
    b) false
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  2. #2
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    Hello, babygirl!

    The center of the mass of an object must always be located
    where the physical material of the object is located.
    . . . . . . a) true . . . b) false

    False.
    Consider the center of mass of a hollow sphere, or a donut, or a horseshoe.

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  3. #3
    Forum Admin topsquark's Avatar
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    Quote Originally Posted by babygirl
    The center of the mass of an object must always be located where the physical material of the object is located.

    a) true
    b) false
    b) False.

    No pictures, sorry! Consider a thin ring. Where is the CM? It's at the center of the circle formed by the ring, where there is no mass.

    -Dan
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