Nuclear Radiation Crossword Puzzle
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QUESTIONS LIST:
- proton: positively charged particle
- gamma: high energy em wave
- neutron: a neutral particle in the centre of a atom
- joule: unit of energy
- electron: negatively charge particle which orbits a nucleus
- beta: a fast moving electron
- ionisation: loss or gain of an electron
- sievert: unit of equivalent dose
- activity: the number of disintegrations per second
- fusion: two smaller nuclei combine to form one larger nucleus plus energy
- grays: unit of absorbed dose
- nucleus: the centre of an atom
- half life: the time it takes for the activity of the source to half
- fission: large nucleus splits and releases neutrons plus energy
- alpha: a helium nucleus
- bequerels: unit of activity
