Topic: Solar system

Which planet is considered a Dwarf planet?

In order of their distances from the Sun, which of the following planets lie between Mars and Uranus?

The hottest planet in our solar is?

Comets revolve around ____.

Which of the following planets of the solar system has the longest day?

The speed of rotation of the earth is the highest ____.

Revolution around the Sun is maximum for:

Which of the following gases is most predominant in the Sun?

Select the correct statement with respect to the solar system?

• The Earth is the densest of all the planets in our solar system.
• The predominant element in the composition of Earth is silicon.
• The Sun contains 75 percent of the mass of the solar system.
• The diameter of the Sun is 190 times that of the Earth.

What are the differences between asteroids and comets?

• Asteroids are small rocky planetoids, while comets are formed of frozen gases held together by rocky and metallic material.
• Asteroids are found mostly between the orbits of Jupiter and Mars, while comets are found mostly between Venus and Mercury.
• Comets show a perceptible glowing tail, while asteroids do not.
• Both the first and third options are correct

Which of the following statements is/are correct with respect to Milky Way?

• It is a spiral galaxy
• The solar system resides in one of its spiral arms.
• Both the above options are incorrect
• Both the above options are correct

Select the correct answer from the following.

While Venus is seen only for one to two hours either after sunset or before sunrise. Jupiter is seen for the whole night whenever it is visible in the sky. Because __

Foucault experiment is proof of which one of the following?

Which of the following is the best proof to say that comets are members of our solar system?

What is a Supernova?

If there is no sun the color of the sky would be?

What do you mean by Sunspots?

• visible irregular dark patches on the photosphere of the sun resulting from a localised fall in the temperature to about 4000K
• desert areas on the sun
• dark patches on the surface of the sun which are cooler areas
• all of these

Which of the following is correct with respect to ‘Great Bear’?

In which year did Galileo state that the Earth revolves around the Sun?

What do you mean by ‘Black Hole’ in our solar system?

• Contracted star with an intense gravitational pull
• Collapsing of low density
• Holes occurring in heavenly bodies
• None of these

The exact time taken by the earth for single rotation on its own axis is?