Solar System MCQs with Answers

When did the Solar System form?

• A.10 billion years ago
• B.13.8 billion years ago
• C.2.5 billion years ago
• D.4.6 billion years ago

If a celestial body moves around another large celestial body it is called a?

• A.Natural Satellite
• B.Asteroid
• C.Comet
• D.Meteoroid

Moon is a ?

• A.Planet
• B.Star
• C.Satellite
• D.Comet

What does a solar system consist of?

• A.Only the Sun and its planets
• B.A galaxy and all its celestial bodies
• C.A collection of stars orbiting a black hole
• D.A star and the objects affected by its gravity

Which of the following correctly lists all the outer layers of the Sun?

• A.Photosphere, Chromosphere, Transition Region, Corona
• B.Core, Radiative Zone, Convective Zone, Photosphere
• C.Photosphere, Chromosphere, Corona, Heliosphere
• D.Chromosphere, Corona, Solar Wind, Magnetosphere

Who discovered that planets revolve in elliptical orbits?

• A.Galileo Galilei
• B.Johannes Kepler
• C.Nicolaus Copernicus
• D.Isaac Newton

The biggest source of energy and heat is:

• A.Moon
• B.Earth's Core
• C.Sun
• D.Volcanoes

Past Paper MCQ

A unit of length equal to the average distance between the Earth and the Sun is called:

• A.Light year
• B.Parsec
• C.Astronomical unit
• D.Nautical mile

What is the movement pattern of comets in the solar system?

• A.They move in a straight line away from the sun
• B.They remain stationary in space
• C.They move around the moon
• D.They move around the sun

What are comets?

• A.Luminous celestial bodies moving round the sun
• B.Small rocky bodies orbiting between Mars and Jupiter
• C.Burning stars that have exploded in outer space
• D.Dark patches on the surface of the sun