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Mercury has no real atmosphere, so it's a bit like the moon in that respect. Venus has a very thick atmosphere of mainly carbon dioxide, it has a huge surface pressure of around 93 bar, around 93 time that of earths. Earths atmosphere is mainly nitrogen (79%) and oxygen (20%) with some carbon dioxide (1%) roughly speaking. Mars has a thin atmosphere, mainly carbon dioxide.
What else can I help you with?
How do you use inner planets in a sentence?
I hesitate to admit that I was raised on one of the inner planets. The inner planets are not gaseous, like the outer planets.
Why the inner explain planets are known as terrestrial planets?
The inner planets are known as terrestrial planets because they are rocky like earth
Inner planets have large diameters like those of the gas giants?
Not in our solar system. The inner planets are smaller.
How is Pluto not like the 4 inner planets?
Pluto is different from the inner planets in that it has not cleared it's orbit from asteroids.
How are the inner planet different from the outer planet?
The inner planets are like big rocks. The outer planets are like big balls of gas.
None of the inner planets have what?
none of the inner planets
Why are the inner planets called terrestial planets?
Because they are roughly like the Earth.
List inner planets and why they are inner planets?
The inner planets are Mercury, Venus, Earth, and Mars. They are "inner" because the are the first 4 planets from the Sun.
Are dwarf planets smaller than inner planets?
Yes, all of the dwarf planets are smaller than the smallest inner planet (Mercury).
Who has higher density inner planets or outer planets?
Inner planets
What is the next thing after the inner planets?
After the inner planets you get the outer planets.
What are the inner planets sometimes call?
the inner planets are sometimes called Terrestrial Planets
