Welcome to the Quiz!
This quiz contains 12 questions from a mix of 1 subtopics.
Irradiation is the process by which objects are __________ radiation.
exposed to
protected from
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Which of the following are ionising radiation?
(Select all that apply)
Microwave radiation
Visible light
Alpha particles
Gamma rays
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Irradiation / Contamination
is when radioactive particles get onto your body or other objects.
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Infrared radiation
Beta particles
X-rays
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Which factors determine how harmful the radiation is?
(Select all that apply)
The type of radiation
The amount of antioxidants in your body
The amount of radiation you receive
Where you're exposed to the radiation
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What might happen if DNA is exposed to ionising radiation?
(Select all that apply)
The cell could divide uncontrollably and become cancerous
The DNA could become radioactive
The DNA could be destroyed
The DNA could mutate
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The above diagram shows radiation in order of harm, when the source of radiation is in close contact with your body.
Which radiation is out of place in the diagram?
Alpha radiation
Ultraviolet radiation
Infra-red radiation
X-ray radiation
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Four radioactive substances are on the table across the room from you. Which is the least harmful and why?
Alpha radiation because it can't penetrate very far in air
Alpha radiation because it's not very ionising
Gamma radiation because it's not very ionising
Beta radiation because it's not very ionising
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Which radioactive substance is the most harmful inside the body and why?
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What are the factors that affect the amount of radiation you receive?
(Select all that apply)
Whether you're in good or poor health
How long you're exposed for
How radioactive the substance is
How far away from the source you are
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What safety precautions can be taken when handling radioactive substances?
(Select all that apply)
Wear overalls
Use tongs when picking up the radioactive substance
Freeze the radioactive substance first
Store the radioactive substance in a lead-lined box
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True or false? Once you've become irradiated, you become radioactive and can emit radiation to others.
True
False
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