Consider the following astral bodies: (1) Sirius (2) Venus (3) Mars The correct sequence in decreasing order of their brightness is :
Which of the following planest of the solar system has the longest day?
Which planet is known as the 'Watery Planet' ?
The length of its day and the tilt of its axis are almost identical to those of the earth'. This is true of:
The altitudes of a heavenly bodies appear to be greater then they actually are. This is due to:
The exact time taken by the earth for single rotation on its own axis is:
Which planet of the solar system spins on its axis at the fastest rate ?
The same side of the moon always faces the Earth because:
Which of the following is the brightest planet?
Which one of the following planest takes the same number of days for rotation and revlution?
The period of one revolution of sun around the centre of galaxy is called:
Which planet looks reddish in the night sky?
In 1610, Galileo Galilei discovered four moons of which planet?
The planet having thirteen moons is :
Which planet is known as the Earth's Twin?
The planet Mercury is diffcult to be observed most of the time because:
Which of the following planets is known as 'Morning Star'?
Parsec' is the unit of measurement of:
The light coming from stars the idea of their:
The correct sequence of planets in the desending order of their equatorial diameter is :
One which of the following planets of the solar system does the sun rise in the west and set in the east?
Which two planets of the solar systme have no satellites?
Which of the following is the largest of the inner planets?
In order of their distance from the Sun, which of the following planets lie between Mars and Uranus?
Which of the planets is nearest to the earth?