4 - Radioactivity - Half Life & Dangers Flashcards
What is Half-Life?
How does the activity of a radioactive source decrease overtime?
What is the unit of activity of a radioactive isotope?
How is radioactivity used in Smoke Alarms?
How is radioactivity used in Irradiating Food?
How is radioactivity used in Sterilisation of Equipment
How is radioactivity used in Tracing and Gauging Thicknesses
How is radioactivity used in Diagnosing & Treating Cancer?
How can ionising radiation be dangerous to humans?
How can half-life affect the dangers of radiation?
What are some precautions taken to ensure the safety of people exposed to radiation?
What are the risks of medical people working in radioactive areas?
What are some differences between contamination and irradiation effects?
What is Background Radiation?
Where does Bg Radiation come from in terms of Earth and Space?
