Contamination & Irradiation (AQA GCSE Physics Combined Science): Flashcards
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Practise the cards
11 cards from this deck
Duration of contamination
Duration of contamination
Lasts for a long period of time
What is radioactive contamination
What is radioactive contamination
Source of radiation is transferred to an object
Define radioactive contamination
Define radioactive contamination
Unwanted presence of radioactive atoms on other materials
Duration of irradiation
Duration of irradiation
Lasts only for a short period of time
What is radioactive irradiation
What is radioactive irradiation
Source emits radiation which reaches the object
Does irradiation make objects radioactive
Does irradiation make objects radioactive
No
Why are medical items irradiated
Why are medical items irradiated
To kill bacteria on their surface
Example of contamination
Example of contamination
Radioactive dust settling on your skin
What is the hazard from contamination
What is the hazard from contamination
Decaying atoms release radiation
What scientific reports on radiation need
What scientific reports on radiation need
Peer review
Why is peer review essential for radiation studies
Why is peer review essential for radiation studies
Wrong measurements could set unsafe levels and cause deaths