2. Nuclear Power

3. Nuclear Physics Definition of isotope –Atomic mass –Atomic number Behaviors of isotopes Half life

4. Source of the Energy

5. Enrichment

6. The atomic bomb Hiroshima Name: Little Boy Type: Uranium gun-type fission Weight: 9,700lb (4400 kg) Length: 10 ft, 6 in (3.2m) Diameter: 29 in (0.737m) Explosive Yield: 15,000 tons of TNT

7. Nagasaki Name: Fat Man Type: Plutonium fission Weight: 10,000lb (4535 kg) Length: 10 ft, 8 in (3.25 m) Diameter: 5 ft (1.52 m) Explosive Yield: 21,000 tons of TNT

8. Nuclear Power Generation

9. Controlled nuclear reaction

14. RBMK reactor - Chernobyl

15. Chernobyl

16. Chernobyl radiation hotspots

17. Chernobyl radiation cloud after the accident (April 27)

18. Three Mile Island Link to animation

19. Fukushima Daiichi - March 11, 2011

20. Fusion

21. Weapons

23. Containment

24. High Level Radioactive Waste Effects and Time Effects of High-Level Radioactive Waste Amounts of HLRW Half Life Calculations The half life of Iodine 131 is 8 days: if one begins with 1 kg it will decay as shown below: DayMass I 131 (kg) 01 8.5 16.25 24.125 32.0625

25. Waste Disposal Options

28. Breeder Reactors