Question detail
What is the main difference between contamination and irradiation?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Atoms and nuclear radiation
Question
- A. Contamination involves radioactive atoms; irradiation does not.
- B. Irradiation involves radioactive atoms; contamination does not.
- C. Both terms mean the same thing.
- D. Contamination is temporary; irradiation is permanent.
Answer
The correct answer is A: Contamination involves radioactive atoms; irradiation does not..
Explanation
The correct answer is A: Contamination involves radioactive atoms; irradiation does not.. This supports the learning objective "Explain why an irradiated object does not become radioactive." in Radioactive contamination because it uses the correct atomic and nuclear radiation relationship for Atoms and nuclear radiation. The other options are less suitable because they do not match the required Radioactive contamination idea: Irradiation involves radioactive atoms; contamination does not.; Both terms mean the same thing.; Contamination is temporary; irradiation is permanent..
Common mistake
Confusing Irradiation with Contamination
Students often think that an irradiated object becomes radioactive.
Remember that irradiation is just exposure to radiation; it does not change the object's atomic structure.
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