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