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  • Jan 30, 2013, 05:07 PM
    Kaiser06
    Action and Reaction
    A small car bumps into van at rest. Upon which vehicle is the force of contact greater? Which vehicle undergoes the most acceleration?
  • Jan 31, 2013, 07:17 AM
    ebaines
    Quote:

    Originally Posted by Kaiser06
    A small car bumps into van at rest. Upon which vehicle is the force of contact greater?

    Are you familiar with Newton's 3rd Law? What does it say about the magnitude and direction of forces between bodies?

    Quote:

    Originally Posted by Kaiser06
    Which vehicle undergoes the most acceleration?

    From Newton's 2nd Law boils down to: . For a given value of 'F' if 'm' is large then 'a' is small, and vice versa.

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