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    brandi farmer's Avatar
    brandi farmer Posts: 7, Reputation: 1
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    #1

    Jun 22, 2009, 12:04 PM
    Half life
    Half life has an easy answer... what's the definition?:confused:
    Perito's Avatar
    Perito Posts: 3,139, Reputation: 150
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    #2

    Jun 22, 2009, 12:06 PM

    Half-life is the length of time that it takes for 1/2 of a decomposable material (often a radioactive material) to decompose.

    Half-life - Wikipedia, the free encyclopedia

    Let me google that for you: half-life
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