Edexcel IGCSE Physics · Spec 7.15-7.16
Irradiation, Contamination and Radioactive Waste
Covers distinguish irradiation from contamination, Choose controls for each hazard and Explain radioactive-waste disposal problems.
Physics revision video
Irradiation, Contamination and Radioactive Waste
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Spec 7.15-7.16
What you need to know
- Distinguish irradiation from contamination
- Choose controls for each hazard
- Explain radioactive-waste disposal problems
Active recall
Quick check
Answer each question before opening the answer.
Does irradiation transfer radioactive material?
No
Why is internal alpha contamination dangerous?
Alpha is strongly ionising inside the body
Why is long-lived waste difficult?
It requires secure containment for very long periods
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