Radon NRSB Exam Questions With Correct Answers.

Radon NRSB Exam Questions With Correct
Answers


Radioactivity - CORRECT ANSWER✔✔-the emission of ionizing radiation
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or particles caused by the spontaneous disintegration of atomic nuclei.
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Radiation - CORRECT ANSWER✔✔-Energy that is radiated or
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transmitted in the form of rays or waves or particles.
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Radioactive Decay - CORRECT ANSWER✔✔-The process in which a
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radioactive isotope tends to break down into a stable isotope of the
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same element or another element
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Alpha particle - CORRECT ANSWER✔✔-A cluster of 2 protons and 2
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neutrons emitted from a nucleus in one type of radioactivity
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Beta particle - CORRECT ANSWER✔✔-A high-speed electron with a 1-
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charge that is emitted during radioactive decay
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Gamma particle - CORRECT ANSWER✔✔-A form of radiation; it's a type
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of electromagnetic radiation at a high frequency.
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, Half-Life - CORRECT ANSWER✔✔-Length of time required for half of the
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radioactive atoms in a sample to decay | | | | | |




Radon's Half-Life - CORRECT ANSWER✔✔-3.8 Days
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Inert Gas - CORRECT ANSWER✔✔-Element with filled outer electron
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shell that is unreactive with other atoms
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Decay Chain of Uranium - CORRECT ANSWER✔✔-238U -> 226Ra ->
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222Rn -> 218Po -> 214Pb -> 214Bi -> 214Po -> 210Pb
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Radon Gas Units - CORRECT ANSWER✔✔-pCi/L
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RDP Units - CORRECT ANSWER✔✔-Working Levels (WL)
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1 Ci - CORRECT ANSWER✔✔-3.7 x 10^10 Bq
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1pCi/L - CORRECT ANSWER✔✔-2.22 radioactive disintegration per
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minute in a liter of air | | | | |




Equilibrium Ratio - CORRECT ANSWER✔✔-Ratio of suspended RDPs in | | | | | | | | |



air to total RDPs
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