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