Hazards of Contamination & Irradiation (AQA GCSE Physics Combined Science): Flashcards
📚Flashcards
Practise the cards
14 cards from this deck
ShowHide
Practise the cards
14 cards from this deck
What radiation does to atoms in living cells
What radiation does to atoms in living cells
Ionises them
Effects of ionising radiation on cells
Effects of ionising radiation on cells
Damages cells, can cause cancer
Definition of irradiation
Definition of irradiation
Exposure to radiation
Does irradiation make an object radioactive
Does irradiation make an object radioactive
No, it does not
How to reduce irradiation (storage)
How to reduce irradiation (storage)
Keep sources in lead-lined boxes
How to reduce irradiation (positioning)
How to reduce irradiation (positioning)
Stand behind barriers
Definition of radioactive contamination
Definition of radioactive contamination
Unwanted radioactive atoms enter into or onto an object
Why contamination is hazardous
Why contamination is hazardous
Atoms decay, releasing harmful radiation
Contamination prevention (skin contact)
Contamination prevention (skin contact)
Gloves and tongs
Contamination prevention (inhalation)
Contamination prevention (inhalation)
Protective suits
Use of gamma radiation in sterilisation
Use of gamma radiation in sterilisation
Kills bacteria (e.g., on needles)
Protection against alpha radiation
Protection against alpha radiation
Gloves
Protection against beta and gamma radiation
Protection against beta and gamma radiation
Lead aprons
Device that measures received radiation
Device that measures received radiation
Radiation monitor