Effect of radiation
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Effect of radiation

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Effect of radiation Effect of radiation Presentation Transcript

  • Effect of Radiations1180030 Keisuke Hashimoto
  • Contents1.Unit of Radiation2.Radiation is Harmful for People3.Major Radiation Exposure(Hiroshima and Nagasaki)4.Major Radiation Exposure(Three Mile island)5.Major Radiation Exposure(Chernobyl)6.Conclusion
  • Unit of Radiation・The unit of Radiation is "rem".・"rem" is a short of "roentgen equivalent in man".・"rem" show us how the radiation is harmful for person.
  • Radiation is Harmful for People1. 25 rems People can find change of blood.2.100 rems People cause retching, vomiting, headache and somewhite blood cells are destroyed.3.300 rems People cause combing, and cancer.4. More than 450 rems People may die.
  • Major Radiation Exposure( Hiroshimaand Nagasaki)・In 1945,  Nagasaki is fallen down nuclear bomb by Americaand    many people dead.  More than 14 million people dead. ・People suffered for a long year, and The sad of people is very         l
  • Major Radiation Exposure (Three MileIsland)>In 1979, Nuclear power plant blasted. The radiation of nuclear power plant in three mile island isvery serious problem.>People within 10 mile from the power plant, bombed. Theradiation is 8mm rem, as same as X-ray.
  • Major Radiation Exposure( Chernobyl)>In 1986, Nuclear power plant of Chernobyl blasted. Many people bombed because do not warning.>Many people dead by the accident.>The radiation degree of the accident is very high.
  • ConclusionNuclear is very dangerous. Radiation is also dangerous.There many accident about nuclear power plant.But, people can learn something important from these accident.So, people can live with nuclear.