µ GCSE | The Solar System

10 quick questions - for GCSE and iGCSE


10 minutes maximum! (can you do it in 5?)

Q1-5. Which of the planets in the solar system....

1. ...has a large red spot?

2. ...has a clear ring system around it?

3. ...is the second closest to the Sun?

4. ...is the one shown in this picture?


5. ..used to be a planet but is now called a 'dwarf planet'?




6. Some objects in the solar system nearly always have highly elliptical (non-circular) orbits. These are..

  • A. asteroids in the asteroid belt
  • B. comets
  • C. moons
  • D. planets

7. A huge number of asteroids go round the sun in an orbit between 2 planets. Which 2 planets?

  • A. Jupiter and Saturn
  • B. Earth and Venus
  • C. Mars and Jupiter
  • D. Saturn and Uranus

8. The Sun and all stars generate heat and light by..

  • A. nuclear fusion
  • B. nuclear fission
  • C. combustion of fuels
  • D. thermal ignition

9. Which of these lists give the correct order of objects in the Solar System in order of increasing size?

  • A. Moon, Jupiter, Earth, Sun
  • B. Moon, Earth, Jupiter, Sun
  • C. Sun, Jupiter, Earth, Moon
  • D. Jupiter, Sun, Moon, Earth

10. For planets further from the Sun, the force of gravity as well as the orbital velocity changes. Which of these describes this correctly?

Force of gravity... Orbital velocity....
increases increases
increases decreases
decreases increases
decreases decreases