12 Questions
What is the primary gas that makes up Mars' thin atmosphere?
Carbon dioxide
How many moons does Mars have?
Two
What is the approximate distance of Mars from the Sun in astronomical units (AU)?
1.52 AU
Which of the following is NOT mentioned as a factor that has altered the solid surface of Mars?
Tides
What is the approximate size of Mars compared to Earth?
If Earth were the size of a dime, Mars would be as big as an aspirin tablet.
Which of the following is NOT mentioned as a reason for Mars' reddish appearance?
The presence of organic compounds in the Martian soil.
According to the passage, why was Mars named after the Roman god of war?
Because Mars has a reddish color reminiscent of blood
What did the ancient Egyptians call the planet Mars?
Her Desher, meaning 'the red one'
Why is Mars frequently called the 'Red Planet'?
Because iron minerals in the Martian dirt oxidize, causing the surface to look red
What are scientists looking for on Mars?
Signs of life that existed long ago when Mars was warmer and covered with water
How does the length of a Martian day compare to an Earth day?
A Martian day is slightly longer than an Earth day
How do the seasons on Mars differ from the seasons on Earth?
The seasons on Mars vary in length due to Mars' elliptical orbit around the Sun
Explore interesting facts about Mars, the fourth planet from the Sun, with this quiz. Learn about its atmosphere, size, orbit, and other characteristics that make it a unique world in our solar system.
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