IB Physics Glossary
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, Bq, is the SI unit of activity for radioactive sources. It is equivalent to a count or disintegration per second. The activity is measured, typically, with a Geiger-Muller (GM) tube.
Binary to decimal conversion
is the energy required to assemble a nucleus or to separate the nucleus into its individual components/nucleons. (d)
The binding energy per nucleon is the total binding energy for a particular nucleus divided by the number of nucleons contained in the nucleus.
For energy to be released in a nuclear reaction, fusion or fission, the binding energy must increase.
Image taken from http://www.smsec.com/en/nucl/07_1.htm
is a region where the optical nerve leaves the retina which does not contain rods or cones.