Class 3 GK Worksheet: Our Solar System
Remember (My Very Easy Method): Order from the Sun: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune (“My Very Easy Method Just Speeds Up Naming”). Mercury – closest and smallest, Venus – hottest, Mars – the red planet, Jupiter – largest, Saturn – famous rings, Neptune – farthest. The Sun and the Pole Star are stars; the Moon, Titan and Ganymede are moons; Earth has 1 moon.
NameDateTime takenScore ___ / 40
- 1.🌍 How many moons does Earth have?
- 2.True or false: Jupiter is famous for its rings. (a) False (b) True
- 3.🪐 How many planets go round the Sun?
- 4.True or false: Saturn spins tipped on its side. (a) False (b) True
- 5.Which of these is a planet? (a) the Sun (b) the Moon (c) Earth (d) Ganymede
- 6.🌌 Is Ganymede a star, a planet or a moon? (a) a planet (b) a star (c) a moon
- 7.☀️ Counting from the Sun, what number planet is Mercury?
- 8.Which of these is true of Mercury? (a) is the planet we live on (b) is called the red planet (c) is closest to the Sun (d) is famous for its rings
- 9.True or false: Mars is called the red planet. (a) False (b) True
- 10.🪐 Which planet is the smallest planet? (a) Neptune (b) Venus (c) Mercury (d) Saturn
- 11.Which of these is a moon? (a) Jupiter (b) Venus (c) Sirius (d) Titan
- 12.🪐 Which planet is famous for its rings? (a) Jupiter (b) Mars (c) Venus (d) Saturn
- 13.☀️ Counting from the Sun, what number planet is Earth?
- 14.True or false: Venus is the hottest planet. (a) False (b) True
- 15.Which of these is a moon? (a) Jupiter (b) Sirius (c) Venus (d) the Moon
- 16.🪐 Which planet is closest to the Sun? (a) Uranus (b) Mercury (c) Earth (d) Jupiter
- 17.Which of these is a star? (a) Jupiter (b) Earth (c) Sirius (d) Saturn
- 18.🌌 Is Phobos a star, a planet or a moon? (a) a moon (b) a star (c) a planet
- 19.Which of these is true of Saturn? (a) spins tipped on its side (b) is closest to the Sun (c) is famous for its rings (d) is the planet we live on
- 20.Which of these is true of Neptune? (a) is the planet we live on (b) is the smallest planet (c) is the largest planet (d) is farthest from the Sun
- 21.☀️ Counting from the Sun, what number planet is Uranus?
- 22.🪐 Which planet spins tipped on its side? (a) Uranus (b) Mars (c) Mercury (d) Earth
- 23.☀️ Counting from the Sun, what number planet is Neptune?
- 24.🪐 Which planet is the planet we live on? (a) Mercury (b) Mars (c) Neptune (d) Earth
- 25.🌕 Why does the Moon shine at night? (a) it is on fire (b) it makes its own light (c) it reflects sunlight (d) it has lamps
- 26.🌓 Why do we have day and night? (a) Earth spins on its axis (b) clouds cover the sky (c) the Sun switches off (d) the Moon hides the Sun
- 27.True or false: Jupiter is the planet we live on. (a) False (b) True
- 28.Which of these is a star? (a) Titan (b) Phobos (c) Mars (d) the Sun
- 29.True or false: Earth spins tipped on its side. (a) False (b) True
- 30.📅 About how many days does Earth take to go once round the Sun?
- 31.⭐ Which is the star nearest to the Earth? (a) the Pole Star (b) the Sun (c) Sirius (d) the Moon
- 32.🪐 Which planet is called the red planet? (a) Mars (b) Mercury (c) Jupiter (d) Venus
- 33.🪐 Which planet is the hottest planet? (a) Uranus (b) Saturn (c) Venus (d) Mars
- 34.True or false: Venus has oceans of water. (a) True (b) False
- 35.🌌 Is the Sun a star, a planet or a moon? (a) a planet (b) a moon (c) a star
- 36.Which of these is a planet? (a) the Pole Star (b) Ganymede (c) Phobos (d) Mars
- 37.🕐 About how many hours does Earth take to spin round once?
- 38.🪐 Which planet is the largest planet? (a) Uranus (b) Jupiter (c) Mars (d) Mercury
- 39.👩🚀 What do we call a person trained to travel into space? (a) a pilot (b) a diver (c) an astronaut (d) a sailor
- 40.🌌 Is Sirius a star, a planet or a moon? (a) a moon (b) a planet (c) a star
Answer key
- 1
- False
- 8
- False
- Earth
- a moon
- 1
- is closest to the Sun
- True
- Mercury
- Titan
- Saturn
- 3
- True
- the Moon
- Mercury
- Sirius
- a moon
- is famous for its rings
- is farthest from the Sun
- 7
- Uranus
- 8
- Earth
- it reflects sunlight
- Earth spins on its axis
- False
- the Sun
- False
- 365
- the Sun
- Mars
- Venus
- False
- a star
- Mars
- 24
- Jupiter
- an astronaut
- a star
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