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