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