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    kero's Avatar
    kero Posts: 12, Reputation: 1
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    #1

    Nov 3, 2009, 02:56 PM
    Momentum & Energy set up
    If a bullet with mass m strikes a block with mass 99m. What are the momentum and energy equations if:
    a. the bullet bounces back
    b. the bullet goes trough the rock
    c. both move as one unit
    Unknown008's Avatar
    Unknown008 Posts: 8,076, Reputation: 723
    Uber Member
    		  
    #2

    Nov 5, 2009, 06:01 AM

    And what did you came up with so far? Post the answers you think are the ones, even if they may be wrong. We'll go from there.
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