Solar System

Free sample questions

Solar System — sample Science questions with answers

1. Question 1

   What is the correct order of planets from the Sun?

   • AMercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
   • BMercury, Venus, Mars, Earth, Jupiter, Saturn, Uranus, Neptune
   • CVenus, Mercury, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
   • DEarth, Venus, Mercury, Mars, Jupiter, Saturn, Uranus, Neptune

   Answer: A. Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune

   The order of planets from the Sun begins with Mercury, followed by Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune.

2. Question 2

   Which planet is the largest in the Solar System?

   • AJupiter
   • BSaturn
   • CUranus
   • DNeptune

   Answer: A. Jupiter

   Jupiter is the largest planet with a diameter of approximately $139,820\text{km}$.

3. Question 3

   Which planet has the most prominent rings?

   • ASaturn
   • BJupiter
   • CUranus
   • DNeptune

   Answer: A. Saturn

   Saturn is famous for its extensive and bright ring system composed of ice and dust.

4. Question 4

   Which planet is closest to the Sun?

   • AMercury
   • BVenus
   • CEarth
   • DMars

   Answer: A. Mercury

   Mercury is the closest planet to the Sun, with an average distance of $57.9$ million km.

5. Question 5

   Which planet is known as the "Morning Star"?

   • AVenus
   • BMercury
   • CMars
   • DJupiter

   Answer: A. Venus

   Venus appears very bright at dawn or dusk, thus called the Morning Star or Evening Star.