nuclear energy
Table of contents
Page 1:The development of nuclear energy.
Page 2:What is nuclear winter.
Page 3&4:Effects of nuclear weapons.
Page 5&6: parts of a nuclear reactor.
The development of nuclear energy
In 1972, scientists discovered a natural chain reaction had occurred nearly 2 billion years ago in a uranium deposit in the west-central part of Africa. Two billion years ago, radioactive decay had not progressed so far a sit has today because of this, he are contained enough …
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…exposure . The concrete absorbs the gamma rays and neutrons that escape from the pressure vessel.
The safety system has devices designed to prevent serious reactor accidents. It has a set of safety rods that permits rapid shut down of a reactor. These rods, which act like control rods, are automatically inserted into the reactor core when the neutron counting instruments detect an abnormal increase in the rate of fission. The reactor will then shut down.
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