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