Heat received by earth from the sun is known as:

The equatorial diameter of the earth is approximately:

Summer Solstice in the Southern Hemisphere occurs on:

Equinox occurs when the sun is vertically above:

The world used to describe the shape of earth is:

The fixed path along which the earth revolves round the sun is called:

Vernal equinox falls on (2021, 2022):

The mean radius of the earth is approximately:

The earth rotates around its axis from:

Seasons on earth are caused by:

What is the maximum length of a day in the poles?

What percentage of insolation is received by the earth' surface?

The seasonal contrasts are maximum in:

On which of the following planets of the solar system does the sun rise in the west and set in the east?

The four largest planets of the solar system in the descending order are:

The bright heavenly body with a long luminous tail, is called

Year is longest on:

Asteroids have their orbits between the planets:

Which is the coldest planet?

Tides are the highest:

Which of the following is the largest of the inner planets?

The planet that lies at the outermost orbit of the solar system is:

The radiant energy of the sun is transmitted in the form of:

An observer at a point on the earth where inly the penumbra region of moon's shadow will move past, will observe a :

The planet having the largest number of satellites in the solar system is: