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