IB Physics HL 6.1.1 Safety and ethics Question Bank
Practise IB Physics SL/HL 6.1.1 by applying safety and ethics concepts to exam-style physics questions.
- Syllabus
- First assessment 2025
- Course
- Physics HL
- Level
- HL
Exam points
- identify the relevant physical quantity, model or diagram
- apply the correct equation and units to the evidence
- justify the result using conservation laws, fields or energy relationships
S1.1.1—Safety and ethics question 1
[Maximum number: 4]
This question is about the use of radioactive isotopes.
Question (a)
(a)
Radiologists working with radioactive sources wear a film badge. Discuss the function of a film badge.
[ 3 ]
film badge contains photographic film; which darkens when exposed to radiation; to monitor the amount of exposure over a period of time;
different filters allow for alpha-radiation, beta-radiation and gamma-radiation to be monitored separately;
Question (b)
(b)
One of the side effects of the use of Sr -89 is the reduction of white blood cells in the body, leaving the patient prone to infections. Outline one ethical implication of the choice between using Sr-89 to treat bone cancer and not carrying out treatment.
[ 1 ]
treatment may lead to other medical complications;
lack of treatment will allow the cancer to spread/increase pain levels;
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