42. The layer of the sun which is seen from the earth is known as
(d) None of the above
43. Sun rotates from
(a) east to west
(b) west to east
(c) north to south
(d) south to north
44. Planet word comes from Greek (astēr planets), which means _____.
(a) shooting star
(b) falling star
(c) wandering star
(d) hanging star
45. Consider the following planets.
Which of the following is the correct increasing order of the above planets in terms of their sizes?
46. Consider the following planets.
Which of the following is the correct decreasing order of the above planets in terms of their sizes?