Physical Science- unit 6
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Last updated 2:03 AM on 1/16/26
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15 Terms
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what is emitted through radioactivity
energy and particles
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when does radioactivity occur
when an element is unstable
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alpha particle
2 protons and 2 neutrons
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what occurs in an alpha problem
-4 to mass -2 to atomic number
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what occurs during beta
+1 to atomic number
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what is the highest energy wave
gamma rays
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what has no mass and no charge
gamma rays
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radioactive dating
amount of atoms in daughter and parent
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what is a nebula
a cloud of gas and dust
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what determines how long a star will live and how it will die
the size
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Note 
Flashcards (46)