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Chapter 10 vocab

vocab from chapter 10

TermDefinition
Radioactivity
Radioisotope
Nuclear radiation
Alpha pariticle A positively charged particle, emitted by certain radioactive nuclei, made up of two protons and two neutrons; a helium nucleus.
Beta particle An electron emitted by an unstable nucleus.
Gamma ray
Background radiation Nuclear radiation that occurs naturally in the environment.
Half-life
Transmutation
Transuranium
Quark
Strong nuclear force
Fission
Chain reaction A series of fission reactions triggered by neutrons released during the fission of a nucleus.
Critical mass
Fusion
Plasma
Created by: lee.mcgrath
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