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A half-life is a measurement of how long it takes for a radioactive _____ to decay. -atom -ion -isotope
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Asked 6/28/2010 1:22:32 PM
Updated 9/23/2015 6:37:48 PM
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User: A half-life is a measurement of how long it takes for a radioactive _____ to decay. -atom -ion -isotope

Weegy: 8%
Expert answered|cyssuss|Points 1510|

Question
Asked 6/28/2010 1:22:32 PM
Updated 9/23/2015 6:37:48 PM
1 Answer/Comment
This conversation has been flagged as incorrect.
Flagged by emdjay23 [9/23/2015 6:37:48 PM]
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A half-life is a measurement of how long it takes for a radioactive isotope to decay.
Added 9/23/2015 6:37:47 PM
This answer has been confirmed as correct and helpful.
Confirmed by Andrew. [9/23/2015 7:20:13 PM]
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Coal is a renewable resource. True or False
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Coal is a renewable resource. FALSE.

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Which of the following scientists studies galaxies, planets, meteorites, and stars? -geologist? -meteorologist? -oceanographer? -astronomer?
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Volume is the quantity of three-dimensional space enclosed by a closed surface, for example, the space that a substance or shape occupies or contains.
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Hydrothermal metamorphism _____. -is caused by a large-scale geological event -happens under high temperature and high pressure -is caused by friction from moving tectonic plates -happens when hot water interacts with preexisting rock
Weegy: Hydrothermal metamorphism is caused by a large-scale geological event (More)
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Updated 7/20/2015 2:38:56 PM
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Hydrothermal metamorphism happens when hot water interacts with preexisting rock.



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Confirmed by jeifunk [7/20/2015 7:26:16 PM]
Lahars are not dangerous because they all flow slowly? True? or False?
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Updated 11/22/2014 5:55:02 AM
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Lahars are not dangerous because they all flow slowly. FALSE.
Added 11/22/2014 5:55:02 AM
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Confirmed by selymi [11/22/2014 6:54:26 AM]
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