Anúncios
1
which planet comes before mars?
Saturn
Sun
Earth
Jupter
2
Which gas is most abundant in Mars' atmosphere?
Hydrogen
Carbon Dioxide
Oxygen
Nitrogen
3
Mars has how many known moons?
7
2
5
0
4
How long does it take Mars to make a complete orbit around the Sun?
876 days
365 days
687 days
5 days
5
Is it possible to see Mars from Earth with the naked eye?
Yes, when in opposition
Sometimes
No
Yes
