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