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What are the two most abundant gases in earths atmosphere presently?
The two most abundant gases in Earth's atmosphere are nitrogen (about 78%) and oxygen (about 21%).
Earths atmosphere is dominated by which two gases?
Nitrogen and Oxygen are the two main constituents of air.
The earths atmosphere is dominated by which two gases?
Nitrogen (N2) - 78% Oxygen (O2) - 21%
How do greenhouse gases affect the earths atmosphere?
They slow the loss of heat
What two gases is the earths atmosphere dominated by?
Nitrogen and oxygen, respectively, are the two most abundant gases in the earth's atmosphere.
What are the two most abundant gases in earths atmosphere presently?
The two most abundant gases in Earth's atmosphere are nitrogen (about 78%) and oxygen (about 21%).
What is the makeup of earths atmosphere?
Gases
What two gases make up approximately 99 of earths atmosphere?
Nitrogen and Oxygen.
Where do these main gases come from?
they come from earths atmosphere and gases
Earths atmosphere is dominated by which two gases?
Nitrogen and Oxygen are the two main constituents of air.
The earths atmosphere is dominated by which two gases?
Nitrogen (N2) - 78% Oxygen (O2) - 21%
Which gases were parts of earths original atmosphere?
HIDROGEN
How do greenhouse gases affect the earths atmosphere?
They slow the loss of heat
What two gases is the earths atmosphere dominated by?
Nitrogen and oxygen, respectively, are the two most abundant gases in the earth's atmosphere.
What are the two gases that existed in earths earlier atmosphere?
The original atmosphere of earth contained primarily ammonia and methane, very similar to the atmosphere on Venus and Jupiter today.
What are the two most abundant gases which make up the earths atmosphere?
Nitrogen N2 78.08% Oxygen O2 20.95%
What are the primary gases found in earths atmosphere?
Nitrogen and oxygen,
