Since the 19th century, humans have wondered about the prospect of life on Mars. While we haven't sent anyone to the Martian surface, we have sent spacecrafts, which have gathered a good amount of information on what it's like on Mars. How is it different from Earth? How is it similar? And could life really have existed there long ago, or exist in the future?
Question 1 of 10
The first map of Mars was created by an astronomer from:
Question 2 of 10
The first space probes to land on Mars were called the:
Question 3 of 10
Which of the following is one of the three major regions on Mars?
Question 4 of 10
The highest mountain on Mars is called the:
Question 5 of 10
How many miles long is the Valles Marineris?
Question 6 of 10
What is the average surface temperature (in Fahrenheit) on Mars?
Question 7 of 10
The atmosphere on Mars is 95 percent:
Question 8 of 10
A Martian day is known as a:
Question 9 of 10
Scientists today theorize that Mars formed by accretion, which took about:
Question 10 of 10