Missions to Mars
Atmosphere
Round and Round
This Rocks
100

How many different missions were launched to Mars? (Includes both Landers and Orbiters)

49 Missions

100

What is the density of Mars' atmosphere compared to Earths’.

Very Thin Atmosphere

100

How many moons does Mars have?

2 Moons

100

Name one Mineral or Element in the soil of Mars.

Silicon, Oxygen, Magnesium, and Iron

200

Out of all Mars missions, how many were deemed unqualified successes?

21 Missions

200

Mars’ atmosphere is primarily composed of which gas?

Carbon Dioxide

200

How long does it take for Mars to complete one rotation period in days?

24.6 days

200

DAILY DOUBLE

Why is Mars sometimes called the red planet?

There is rusted iron in the soil.

300

The first ever picture taken on the surface of Mars was taken by the Viking 1 lander on July 20th of this year.

1976

300

What percentage of Mars’ atmosphere is Oxygen

Less than 1%

300

DAILY DOUBLE

How long does it take for Mars to complete one revolution around the sun in days?

687 days

300

What feature of Mars is believed to have dried up and its deposits could possibly contain clues about ancient life on Mars?

River Beds

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