Mars Facts

Mars's diameter is what fraction of the Earth's diameter?

• 1/4
• 1/3
• 1/2
• 2X

Names of Mars rovers that have collected data in the past and one planned for the future include;

• Spirit, Opportunity, Curiosity
• Espirit, Chance, Curiosity
• Spirit, Chance, Olympus
• Olympus, Marineris, Spirit

How high does Olympus Mons stand, the highest point in the solar system?

• 35,000 feet
• six miles high
• 17 miles high
• 23 miles high

Valles Marineris was described as a titanic canyon system with what dimensions?

• 2,000 yards long, 6 miles deep
• 2,500 miles long, 6,000 feet deep
• 2,500 miles long, 17 miles deep
• 2,500 miles long, 6 miles deep

Mars has an atmosphere containing what percentage of carbon dioxide?

• 70%
• 27%
• 95%
• greater than 95%

Why is Mars referred to as the Red Planet?

• high abundance of iron oxides
• red daytime sky
• light bent towards the red spectrum
• none of these answer choices

How fast is the satellite Phobos falling towards the planet?

• 6 feet a year
• 6 feet every century
• 6 feet every millennium
• 50 million years

Olympus Mons stands how many times greater than Mount Everest?

• 3 times
• 5 times
• 17 times
• 24 times

Mars has two moons; what are their names?

• Phobos and Deisha
• Phineous and Seimos
• Aphrodite and Deimos
• Phobos and Deimos

The temperature ranges on the Martian surface between what two points?

• -195 and 70 degrees Fahrenheit
• -195 and 85 degrees Fahrenheit
• -195 and 70 degrees Centigrade
• -195 and 85 degrees Centigrade