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