Nitgrogen forms 80% of the Earth's atmosphere and oxygen 21%
Nitrogen and oxygen together make up approximately 99% of Earth's atmosphere, with nitrogen accounting for about 78% and oxygen around 21%.
Oxygen and nitrogen are the two most abundant gases in the atmosphere. They make up 99% of the air.
nitrogen and oxygen
Oxygen ( O2 ) : 21 % ; Nitrogen ( N2 ) : 78 % ;
These gases are nitrogen, oxygen and argon.
Nitrogen and oxygen together make up approximately 99% of Earth's atmosphere, with nitrogen accounting for about 78% and oxygen around 21%.
Nitrogen and oxygen make up the largest percentage of the atmosphere.
nitrogen and oxygen
nitrogen and oxygen
Nitrogen and oxygen make up about 99% of the Earth's atmosphere. Nitrogen accounts for about 78% and oxygen for about 21%.
Oxygen and nitrogen are the two most abundant gases in the atmosphere. They make up 99% of the air.
Nitrogen and oxygen are the two main chemical elements that make up Earth's atmosphere, with nitrogen comprising about 78% and oxygen about 21%.
Nitrogen (about 78%) and oxygen (about 21%) make up the largest percentage of Earth's atmosphere.
nitrogen and oxygen
The atmosphere is composed of approximatly 79% Nitrogen - 20% Oxygen - 1% Argon and 'other gasses'
The two main components of the atmosphere are nitrogen and oxygen. Nitrogen makes up about 78% of the atmosphere, while oxygen accounts for around 21%.
Nitrogen makes up about 78% of Earth's atmosphere, while oxygen makes up about 21%. Therefore, nitrogen and oxygen together make up approximately 99% of the air we breathe.