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