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