Question detail
List two natural sources of background radiation.
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
Question
Type
exam_style
Style
Topic
Hazards and uses of radioactive emissions and of background radiation
Question
List two natural sources of background radiation.
Answer
Two natural sources of background radiation are cosmic rays and radon gas. Other examples include rocks and food.
Explanation
This question evaluates the student's ability to identify specific examples of natural sources of background radiation, reinforcing their understanding of the topic. It requires recall of factual information and demonstrates knowledge of environmental radiation sources.
Common mistake
Misunderstanding Background Radiation
Students often confuse background radiation with radiation from specific sources, thinking it only comes from artificial sources.
Emphasize that background radiation is ionising radiation that is always present in the environment, originating from both natural and artificial sources.
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