Mars Quiz 1
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1: How many Martian moons are there?
2: Spanning, 336 miles, what is Olympus Mons?
The longest river in the solar system
The largest volcano in the solar system
One of the moons that orbits Mars
3: What's the average temperature on Mars?
4: What is the difference in the atmosphere of Mars from Earth?
It's about the same
5: Which of the following spacecraft recently landed on Mars' surface?
6: Percival Lowell, an early authority on Mars, said that canal-like grooves on the surface of Mars
Were the handiwork of intelligent creatures
Were caused by earthquakes on the surface of Mars
Remained when the ocean dried up
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