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