Mars

Fill in the blank:
Mars is the ________ planet from the sun

• 5th
• 4th
• 3rd

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

• 1/4
• 1/3
• 1/2
• 2X

Any planet with a solid surface, such as Earth and Mars, are called ______ _______.

• rocky planets
• smokey planets
• giant planets
• gassy planets

Mars has an atmosphere containing what percentage of carbon dioxide?

• 70%
• 27%
• 95%
• greater than 95%

How long would the trip to Mars take traveling one way using current technology?

• 3 months
• 6 months
• 2 years
• none of the above

Mars has two moons; what are their names?

• Phobos and Deisha
• Deisha and Seimos
• Seimos and Deimos
• Phobos and Deimos

Mars and Earth have approximately the same landmass.

• true
• false

will Mars someday have rings?

• Yes
• No

fill in the blank:
Only 18 missions to Mars have ___________ 

• failed
• been successful