Hazards of Contamination & Irradiation (OCR GCSE Physics A (Gateway Science Suite)): Flashcards
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13 cards from this deck
Effect of radiation on atoms in living cells
Effect of radiation on atoms in living cells
Ionises them
Health risk from ionising radiation
Health risk from ionising radiation
Cancer
Definition of irradiation
Definition of irradiation
Exposure to radiation
Does irradiation make objects radioactive?
Does irradiation make objects radioactive?
No
Storage method to reduce irradiation
Storage method to reduce irradiation
Lead-lined boxes
Physical barrier to reduce irradiation
Physical barrier to reduce irradiation
Stand behind barriers
Definition of radioactive contamination
Definition of radioactive contamination
Unwanted radioactive atoms on/in objects
How gloves & tongs prevent contamination
How gloves & tongs prevent contamination
Prevent contact with skin
How protective suits prevent contamination
How protective suits prevent contamination
Prevent inhalation
Use of gamma radiation on medical needles
Use of gamma radiation on medical needles
Kills bacteria
Protection against alpha radiation
Protection against alpha radiation
Gloves
Protection against beta & gamma radiation
Protection against beta & gamma radiation
Lead aprons
Why is radioactive contamination hazardous?
Why is radioactive contamination hazardous?
Atoms decay & emit ionising radiation