Q. 144.5( 18 Votes )
Why should people look for alternative sources of fossil fuel?
Coal and petroleum are exhaustible resources. Moreover, we have also seen that using them leads to various environmental problems like global warming, pollution and etc. Hence people need to look for the new resources so that we do not run out off energy and also can save our environment.
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Fill in the blanks.
i. ___________ was used in manufacture of steel.
ii. The biproduct of coal used in synthetic dyes and paints is ____________.
iii. Coal was formed in areas where large amounts of ______________was buried under
iv. __________gas which causes climate change and global warming.AP - Physics & Chemistry
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The following Table shows the total power shortage percentage in India from 1991- 1997. Show the data in the form of a Bar graph taking shortage percentage for the years on the Y-axis and the years on the X-axis.
a) Is the shortage percentage of power increasing or decreasing?
b) If shortage percentage of power increases year by year, how will it affect on human life? Explain.AP - Physics & Chemistry