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