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