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