Nuclear Radiation Answers

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1
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Which statements are correct about Becquerel (Bq) and Gray (Gy) units? Check all that apply.

A
Gray units measure the number of disintegrations of radioactive atoms over a period of time.
B
Gray units measure the radiation dose absorbed by any material.
C
Becquerel units measure the radiation dose absorbed by biological tissue.
D
Becquerel units measure emitted radiation.
E
Gray units measure radiation dose.
F
Gray units measure biological risk.
3

Film sensitive to radiation that is removed and developed to measure exposure

A
Geiger counters
B
scintillation counters
C
both
D
neither

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