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