Solar System Questions and Answers – Part 4
This is the Part 4 general knowledge questions and answers section on “Solar System” with explanation for various interview, competitive examination and entrance test. Solved examples with detailed answer description, explanation are given and it would be easy to understand.
31. What is the mass of the sun?
The mass is 332946 time as much as that of the Earth. (1.958 ×10 tones).
32. What is Solar Eclipse?
When the sun, the Earth and the Moon come in a straight line with the Moon in the middle, the people of Earth will not be able to see the Sun clearly for a short time. It is called the Solar Eclipse.
33.What is the duratiion of Solar Eclipse?
7 minutes, 31 seconds.
34. What is Aurora?
A strange brightness appearing occasionally in polar region.
36. What is the height of the smallests and largest Aurora?
Largest 1000 k.m., Smallest 72.5 k.m.
37. Which are the two Auroras?
Aurora Borealis in the North Polar region and Aurora Australis in the South Polar region.
38. Who discovered the Polar Auroras?
James Van Allen (USA) in 1959.
39.Which is the planet having all the circumstances for the existence of Life?
The Earth. (third among the planets of the solar system.)
40. What is the shape of the Earth?
The Earth is spherical in shape but a little flattened at the poles.