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marking schemes for past phsyics mocks...

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  • 15-06-2006 2:22pm
    #1
    fatal
    Closed Accounts Posts: 2,424 ✭✭✭


    anyone got them???if you do will you post them up please
    thanks


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    #2
    sully-gormo
    Closed Accounts Posts: 212 ✭✭sully-gormo


    Ull have to ask ur teacher. Post a Quesion and Ill have a go at it


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    #3
    fatal
    Closed Accounts Posts: 2,424 ✭✭✭fatal


    in pair annihilation why is there 2 new particles instead of one created?


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    #4
    Raphael
    Closed Accounts Posts: 8,880 ✭✭✭Raphael


    Conservation of momentum. If the two particles come in from oposite directions, then two more have to go out in the same directions with equal momentum


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