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