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