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प्रश्न
Explain the term CFCs.
उत्तर
CFC means Chlorofluorocarbons which are produced mainly by refrigeration industries, aerosol cans, coolants, propellants, and plastic foams. They cause global warming.
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संबंधित प्रश्न
Define 'Greenhouse effect'.
Prepare a brief speech on global warming. You have to deliver the speech in your class.
What do you mean by greenhouse effect?
State what are ‘greenhouse gases’ and name the major greenhouse gases.
Name or state the following:
A green house gas which contains carbon and hydrogen only.
How will you minimize heat loss due to the following:
Convection
How will you minimize heat loss due to the following:
Conduction
The greenhouse effect is boon or bane? Give your opinion.
Name the chemicals which are used in refrigerators, air conditioners and damage ozone layer when released in air.
Name two gases which are mainly responsible for acid rain.
