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Alpha, beta, gamma
Alpha, beta, gamma GCA Physical Science
Term | Definition |
---|---|
Alpha radiation | Helium Nucleus |
paper | material that stops alpha radiation |
ß | Beta Symbol |
Beta particle | A fast-moving electron that is given off as nuclear radiation |
An aluminium sheet of about 5mm thick | material that stops Beta radiaiton |
Y | Gamma symbol |
Gamma wave | highest energy electromagnetic wave (due to high frequency) |
Space or matter | Where Gamma waves can travel |
A thick lead sheet or at least 1 meter of concrete | material that stops Gamma radiaiton |
+2 | charge of an alpha particle |
-1 | charge of an beta particle |
0 | charge of an gamma wave (waves don't have charges) |