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