1) What is the fourth planet from the Sun? a) Mars b) Earth c) Venus d) Jupiter 2) Which planet is known as the Red Planet? a) Mars b) Earth c) Mercury d) Saturn 3) What is the average distance from Earth to Mars? a) 225 million km b) 150 million km c) 300 million km d) 100 million km 4) Which planet has the largest volcano in the solar system? a) Mars b) Earth c) Jupiter d) Venus 5) What is the name of Mars' largest volcano? a) Olympus Mons b) Mount Everest c) Mauna Kea d) Vesuvius 6) How many moons does Mars have? a) 2 b) 1 c) 3 d) 4 7) What are the names of Mars' moons? a) Phobos & Deimos b) Europa & Ganymede c) Titan & Rhea d) Io & Callisto 8) What is the diameter of Mars? a) 6,779 km b) 12,742 km c) 10,000 km d) 8,000 km 9) Which planet has a day length closest to Earth's? a) Mars b) Venus c) Mercury d) Jupiter 10) What is the main component of Mars' atmosphere? a) Carbon dioxide b) Oxygen c) Nitrogen d) Hydrogen 11) What is the average distance from Earth to the Sun? a) 150 million km b) 225 million km c) 100 million km d) 300 million km 12) Which planet is known for its blue oceans? a) Earth b) Mars c) Venus d) Saturn 13) What is the largest desert on Earth? a) Antarctica b) Sahara c) Gobi d) Kalahari 14) What is the tallest mountain on Earth? a) Mount Everest b) K2 c) Kangchenjunga d) Lhotse 15) Which planet has the Great Red Spot? a) Jupiter b) Mars c) Earth d) Saturn 16) What is the primary gas in Earth's atmosphere? a) Nitrogen b) Oxygen c) Carbon dioxide d) Hydrogen 17) Which planet has the most similar gravity to Earth? a) Mars b) Venus c) Mercury d) Jupiter 18) What is the surface temperature range on Mars? a) -125 to 4°C b) -50 to 50°C c) 0 to 100°C d) -100 to 0°C 19) Which planet has polar ice caps? a) Mars b) Earth c) Venus d) Mercury 20) What is the main reason for Mars' red color? a) Iron oxide/rust b) Copper c) Sulfur d) Silica 21) What is essential for breathing on Mars? a) Oxygen tanks b) Water bottles c) Food supplies d) Solar panels 22) How can we protect against Mars' cold? a) Thick clothing b) Heaters c) Sunscreen d) Umbrellas 23) What is a key challenge for rovers on Mars? a) Harsh terrain b) Lack of sunlight c) Too much water d) Dense forests 24) What should be used to build shelters on Mars? a) Martian soil b) Wood c) Plastic d) Glass 25) What powers most Mars rovers? a) Solar panels b) Wind turbines c) Gasoline d) Nuclear energy 26) How do rovers communicate with Earth? a) Radio waves b) Smoke signals c) Fiber optics d) Morse code 27) What is a major hazard on Mars? a) Dust storms b) Heavy rain c) Volcanoes d) Hurricanes 28) What is necessary for growing food on Mars? a) Hydroponics b) Sand c) Concrete d) Metal 29) What is the gravity on Mars compared to Earth? a) Lower b) Higher c) Same d) Zero 30) What is the average temperature on Mars? a) -100°C b) -32°C c) 60°C d) 100°C 31) What is a critical resource for survival on Mars? a) Water b) Gold c) Oil d) Diamonds 32) What is the main component of Mars' atmosphere? a) Carbon dioxide b) Oxygen c) Nitrogen d) Hydrogen 33) What is the color of Mars' surface? a) Red b) Blue c) Green d) Brown 34) What is a rover's primary function on Mars? a) Driving on Mars b) Build houses c) Cook food d) Fly 35) What is a common feature of Mars' landscape? a) Hills b) Oceans c) Forests d) Deserts 36) What is a potential energy source on Mars? a) Solar power b) Coal c) Natural gas d) Wood 37) What is a challenge for human survival on Mars? a) Sun Burns b) Overpopulation c) Traffic jams d) High humidity 38) How long is a single trip to Mars a) 9 Months b) 20 Years c) 2 Days d) 2 Months

Solar System Quiz: Mars and Earth

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