Gamma Rays
Physics: AQA GCSE Higher, topic 6.4.2
Gamma Rays
Gamma rays carry the most energy of all electromagnetic waves.

Uses
- Gamma rays are used for medical imaging and therapy, astronomy, sterilisation and food preservation.

Risks
- Gamma rays are extremely penetrating and damaging to living tissues and cells.

Explanation
- Gamma rays carry the most energy. We can use gamma rays to destroy bacteria and tumours.
Test yourself on Gamma Rays
Which one of the following is NOT a use of gamma rays?
Which type of electromagnetic waves are the most penetrating and damaging to living tissues and cells?