Hazards of Contamination & Irradiation (OCR GCSE Physics A, Combined (Gateway Science Suite)): Quizzes
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Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is irradiation?
What is irradiation?
Exposure to radiation
Does irradiating an object make it radioactive?
Does irradiating an object make it radioactive?
No
Why doesn't an irradiated object become radioactive?
Why doesn't an irradiated object become radioactive?
It only contacts radiation, not the isotope
What is radioactive contamination?
What is radioactive contamination?
Unwanted radioactive atoms on an object
Why is contamination hazardous?
Why is contamination hazardous?
Atoms decay and emit ionising radiation
What can reduce the effects of irradiation?
What can reduce the effects of irradiation?
Lead-lined boxes
How do gloves and tongs prevent contamination?
How do gloves and tongs prevent contamination?
Prevent contact with skin
How do protective suits prevent contamination?
How do protective suits prevent contamination?
Prevent inhalation
Why is gamma radiation used to sterilise needles?
Why is gamma radiation used to sterilise needles?
It kills bacteria
What type of shielding protects against alpha radiation?
What type of shielding protects against alpha radiation?
Gloves
What does a radiation monitor measure?
What does a radiation monitor measure?
How much radiation has been received
What must happen if a worker receives too much radiation?
What must happen if a worker receives too much radiation?
Must stop working with isotopes