Exam-style question
Try this first
What is radioactive contamination?.
- A.The unwanted presence of radioactive atoms on or inside an object or person
- B.The exposure to ionising radiation from a radioactive source
- C.The process of an unstable nucleus emitting radiation
- D.The decay of radioactive nuclei over time
Answer and explanation
Attempt the question first, then reveal the model answer and explanation.
Common mistake
No common mistake is linked to this question yet.