Radioactivity 0.0 / 5 ? PhysicsRadioactivityGCSEOCR Created by: TwixKixCreated on: 15-01-14 18:27 81096231457 Across 1. A group of mutated cells (6) 4. used both in industry to find leaks in water pipes and in medicine. Gamma radiation used (6) 5. The combination of two atomic nuclei into one, accompanied by a release of energy. WITHOUT THE USE OF EXTREMELY HIGH HEAT (4, 6) 6. Finding the age of a radioactive substance using the half-life of carbon-14 (11, 6) 10. Helium Nuclei (5) Down 2. the unit for measuring the activity of a radioactive material (10) 3. The combination of two atomic nuclei into one, accompanied by a release of energy (6) 7. The process of unstable nuclei splitting giving off energy and neutrons making a chain reaction. (7) 8. Half of the radioactive decay left (4, 4) 9. Man made electromagnetic wave (1, 3)
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