Question detail
Which of the following is a safety precaution for handling radioactive sources?
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. Increasing time of exposure.
- B. Decreasing distance from the source.
- C. Using shielding materials.
- D. Ignoring safety protocols.
Answer
Using shielding materials.
Explanation
Using shielding materials, such as lead, helps to reduce radiation exposure when handling radioactive sources.
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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