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What two gasesmake up most of earths atmosphere?
Nitrogen and Oxygen
What geosphere is earths?
The term Geosphere is actualy earths densest part,consists mostly of rocks.
Why isn't the oxygen in the earths atmosphere used up by the breathing of humans and other animals?
It is constantly being replenished by plants, from the giant 100mtr trees to the tiny algae. These plants convert, by photo-synthesis, the carbon-dioxide breathed out by animals back into oxygen in the atmosphere.
Does the water in Earth's oceans seas lakes rivers and glaciers make up the atmosphere?
yes it does why wouldn't it because their made out of water
Any characteristic of a material that you can observe without changing the substances that make up the material is a?
physical property
Earths lightest materials make up what?
The atmosphere.
Why are the major gases that make up earths atmosphere?
Nitrogen, Oxygen and Argon make up 99% of the atmosphere
What 2 gases make up 99 percent of earths atmosphere?
Nitrogen and oxygen make up 99% of Earth's atmosphere.
What are the primary elements that make up the earths atmosphere?
nitrogen and oxygen
What does Earths atmosphere make up?
Earth's atmosphere makes up a blanket or an envelope around it, which is a mixture of many gases.
What two gases make up approximately 99 of earths atmosphere?
Nitrogen and Oxygen.
What two components make up the greatest percentage of the earths atmosphere?
Nitrogen and oxygen make up about 99% of the Earth's atmosphere. Nitrogen accounts for about 78% and oxygen for about 21%.
What gas make up the largest percentage of the atmosphere?
Nitrogen Gas makes up about 80% of Earths atmosphere with Oxygen making up most of the rest (20%).
How much of the earths atmosphere is made up of nitrogen and oxygen?
The earths atmosphere is made up of 78% nitrogen and 21% oxygen
What are the names of the 2 most common gases in the earths atmosphere?
Nitrogen and Oxygen make up nearly 99% of the dry atmosphere.
What greenhouse gas used to make up most of earths early atmosphere?
Carbon dioxide used to make up most of Earth's early atmosphere.
What are four layers that make up Earths atmosphere?
lower core, upper core, mantle, and crust
