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