31.
The revelations of a satellite photograph of the earth are as follows:
1. the Southern hemisphere bulges slightly more than the Northern hemisphere
2. it is slightly pear shaped ellipsoid of rotation
3. the polar axis of the earth is slightly shorter than the equatorial axis
4. the equatorial circumference is about 40,000km
Which of the above statements are correct ?

32.
Tides in the sea have stored in them ________

33.
Light from the Sun reaches us in nearly

34.
The position of a planet when it is nearest to the Sun, is called ________

35.
How old is Earth, It is decided by which of the following processes?

36.
Why are winters more severe in Southern Hemisphere than in the Northern Hemisphere?

37.
When the Moon completely covers the Sun, it is known as?

38.
Who Invented Universal Standard Time?

39.
How many time zones has the world been divided into?

40.
Which of the following pair is CORRECT?
I. Prime Meridian - Longitude,
II. Tropic of Cancer - Latitude,
III. Equator - Latitude

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