Question detail
Which example is an artificial source of background radiation rather than a natural source?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Hazards and uses of radioactive emissions and of background radiation
Question
- A. Cosmic rays
- B. Radon gas
- C. Medical X-rays
- D. Rocks
Answer
Medical X-rays. This is the correct option for Background radiation because it directly matches the physics required by the learning objective: Identify artificial sources of background radiation, including medical uses and nuclear power..
Explanation
Medical X-rays is correct. In Hazards and uses of radioactive emissions and of background radiation, this answer fits Background radiation because it uses the exact idea needed for Identify artificial sources of background radiation, including medical uses and nuclear power.. The distractors are wrong because they either switch the source category, miss the nuclear process, confuse natural and artificial radiation, or describe a related idea without answering this question. For full marks, name the correct option, connect it to the objective wording, and separate it from the nearest misconception in Unit 4.4 Atomic Structure.
Common mistake
Confusing Sources of Radiation
Students often confuse artificial sources of background radiation with natural sources, failing to identify examples such as medical uses and nuclear power.
To fix this, students should create a clear list of natural and artificial sources of background radiation, ensuring they can distinguish between the two categories and provide specific examples for each.
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