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प्रश्न
State its role in warming the earth’s environment and in excess resulting in global warming.
उत्तर
Green house effect— It consist of infrared, visible rays & ultra violet rays, which heat up the earth.
Carbon dioxide in the atmosphere allows the reflected ultraviolet rays to pass through, but prevents the infrared radiations from being radiated out of the earth’s surface. Hence, it results in warming of the earth’s environment.
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संबंधित प्रश्न
List any three human activities that you think would lead to air pollution.
Give one use for the following inert gase :
neon
Give one use for the following inert gase :
radon
Give reasons to support the fact that air is a mixture.
Write down the composition of air.
State the utility of carbon dioxide for manufacture of food by plants.
State the utility of –
(a) Water vapour
(b) Rare or inert gases present in the air.
Give the environment effect of three polluting gases with a reason why nitrogen is not considered a polluting gas.
What is the mixture of air?
What is moving air called?
