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