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