1.
When does the distance between the sun and the earth is minimum?
2.
When the sun is nearest to the earth, the earth is said to be in
3.
When does the earth is at its maximum distance from the sun?
4.
When is the rate of rotation of the earth is highest on its axis?
5.
The International Date Line is
6.
The difference between solar day and sidereal day is
7.
The average distance between ……… and ………… is called one astronomical unit.
8.
What percentage of the surface of the moon is visible from the earth?
9.
The unit of measurement of the distance of stars from the sun is called