1.

Name the process by which nuclear energy is generated and also name one substance used for it. Give two advantages and two hazards of nuclear energy.

Answer»

Solution :The PROCESS is NUCLEAR fission.
Substances are uranium, PLUTONIUM, thorium.
Advantages :
(i) For a given amount of fuel, the amount of energy released is extraordinarily large.
(ii) Nuclear power plants can be set up at any place.
Hazards :
(i) Improper nuclear waste storage and disposal result
in environmental CONTAMINATION.
(ii) Further there is a risk of accidental leakage of nuclear RADIATION.


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