(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.
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20 Bq
irradiating food
radioactive decay
Break up of a neutral atom into a positive ion and an electron
Detecting radiation
Cosmic rays
alpha,beta,gamma
radioisotopes
neutral particle with a mass of 1 atomic mass unit
time for the activity to fall to half its original value
Alpha
positively charged particle with a mass of 1 atomic mass unit
Film badge
Gamma
small negatively charged particle of negligible mass
radioactive tracer
Beta
Nuclear weapons
central part of an atom composed of protons and neutrons