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