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Using a 2-cm-thick piece of cardboard over a radiation source would be most effective for protecting against which type of radiation? A. beta B. x-ray C. alpha D. gamma
Using a 2-cm-thick piece of cardboard over a radiation source would be most effective for protecting against Alpha radiation.
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Asked 5/9/2011 3:20:57 PM
Updated 1/4/2017 12:57:50 PM
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Using a 2-cm-thick piece of cardboard over a radiation source would be most effective for protecting against Alpha radiation.
Added 1/4/2017 12:57:50 PM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [1/5/2017 12:18:03 AM]
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An alkane has six carbons; what is its name? A. methane B. propane C. pentane D. hexane
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Updated 2/7/2018 6:51:10 AM
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An alkane has six carbons; its name is hexane.

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Buckminsterfullerene is an allotrope of carbon that is found in: A. wood B. pencil lead C. gasoline D. soot
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Updated 12/22/2016 6:12:28 AM
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Buckminsterfullerene is an allotrope of carbon that is found in soot.

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