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Title: A few sheets of ordinary paper can form an effective shield against what type of radiation? Post by: Whelan on May 7, 2015 A few sheets of ordinary paper can form an effective shield against what type of radiation?
A) alpha particles B) cosmic rays C) gamma rays D) neutrons Title: Re: A few sheets of ordinary paper can form an effective shield against what type of radiation? Post by: hbutler2 on May 12, 2015 Content hidden
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