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Earth and Universe


19. 

The time taken by the sun to revolve around the centre of our galaxy is

Answer : C. 250 million years

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20. 

Even though pluto is usually the farthest planet its path is highly elliptical,crossing inside the path of some other planet. As a result , for a period of twenty years from 1979 the farthest planet is not pluto but

Answer : D. Neptune

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21. 

An aeroplane takes off from 30o North lat., 50o East long., and lands at the opposite and of the earth. Where does it land?

Answer : D. 30o South lat., 130o West long.,

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22. 

The Indian standard time is _____________ ahead of the greenwich mean time

Answer : D. 5 1/2 hours

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23. 

What is the name given to the molten rock below the surface of the earth?

Answer : A. Magma

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24. 

What is the difference in time between Greenwhich mean time and the indian standard time?

Answer : B. 5 1/2 hours

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