| Question | Answer | % Correct |
|---|---|---|
| No spacecraft have ever successfully landed on Mars. | False | 83%
|
| The average temperature on Mars is warmer than Earth's average temperature. | False | 83%
|
| The tallest mountain on Mars, Olympus Mons, is nearly three times the height of Mount Everest. | True | 83%
|
| A day on Mars is shorter than a day on Earth. | False | 67%
|
| Mars has a higher gravity than Earth. | False | 67%
|
| Mars has the largest volcano in the solar system. | True | 67%
|
| Mars has two moons. | True | 67%
|
| Mars experiences seasons, similar to Earth. | True | 67%
|
| Mars has been observed to have dust storms that can engulf the entire planet. | True | 67%
|
| Mars' polar ice caps are made entirely of water ice. | False | 50%
|
| Mars' gravity is strong enough to retain a thick atmosphere similar to Earth's. | False | 50%
|
| The soil on Mars is toxic to humans because it contains high levels of perchlorates. | True | 50%
|
| The atmosphere on Mars is mostly composed of nitrogen. | False | 33%
|
| Mars is the closest planet to Earth. | False | 33%
|
| Mars has a magnetic field similar to Earth's. | False | 33%
|
| Mars has never been closer to Earth than 30 million kilometers. | True | 17%
|