Discussion
The unit for measurement of radioactivity is
Answer: D
The unit of radioactivity is the Becquerel.
One becquerel (Bq) is an activity of one nuclear disintegration per second. It is the SI unit and is named after Henri Becquerel, who discovered radioactivity in 1896. The older unit, the curie, equals 3.7 × 1010 Bq.
The decibel measures sound intensity level, the tesla magnetic flux density, and the hertz frequency.
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