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