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