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