Oxygen makes up approximately one-fifth of Earth's atmosphere.
Nitrogen makes up about 78% of Earth's atmosphere.
Oxygen is the gas that accounts for about 20 percent of Earth's atmosphere.
Argon makes up nearly 1% of Earth's atmosphere. It is a noble gas that is colorless, odorless, and inert.
Nitrogen makes up about 78 percent of Earth's atmosphere.
Nitrogen has made up the largest portion of Earth's atmosphere for most of Earth's history. It currently makes up about 78% of the atmosphere.
Nitrogen makes up most of our atmosphere. Second is Oxygen.
Nitrogen makes up about 78% of Earth's atmosphere.
Oxygen is the gas that accounts for about 20 percent of Earth's atmosphere.
The gas that makes up 93% of Earth's atmosphere is nitrogen. Oxygen is the second most abundant gas, making up around 21%.
Nitrogen, it actually makes up just over 78% of the Earths atmosphere by volume.
Nitrogen Gas makes up about 80% of Earths atmosphere with Oxygen making up most of the rest (20%).
gas-gas
Argon makes up nearly 1% of Earth's atmosphere. It is a noble gas that is colorless, odorless, and inert.
Nitrogen makes up about 78 percent of Earth's atmosphere.
Nitrogen has made up the largest portion of Earth's atmosphere for most of Earth's history. It currently makes up about 78% of the atmosphere.
Argon, in the earths atmoshere Helium in the universe Argon in the earths atmoshere Helium in the universe
What gas makes up the majority of the Earth's atmosphere