Contamination & Irradiation (AQA GCSE Physics): Flashcards
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Duration of contamination
Duration of contamination
Long period of time
Contamination (definition)
Contamination (definition)
Radioactive source is transferred to an object
Radioactive contamination
Radioactive contamination
Unwanted presence of radioactive atoms on materials
Example of contamination
Example of contamination
Radioactive dust settling on skin
Duration of irradiation
Duration of irradiation
Short period of time
Irradiation (definition)
Irradiation (definition)
Object exposed to radiation from a source
Does irradiation make object radioactive?
Does irradiation make object radioactive?
No
Example of irradiation
Example of irradiation
Radioactive dust emitting beta radiation to skin
Why irradiate medical items?
Why irradiate medical items?
To kill bacteria on surface
Do irradiated medical items become radioactive?
Do irradiated medical items become radioactive?
No
Requirement for published scientific reports
Requirement for published scientific reports
Peer review
Why peer review essential (radiation studies)
Why peer review essential (radiation studies)
Wrong data → incorrect safety levels → deaths