Why are the parts of the atmosphere closest to the earth denser than the upper atmosphere?

The atmosphere is divided into four main parts; the Troposphere, Stratosphere, Mesosphere, and Thermosphere. [in order from closest to Earth to farthest from Earth] ...

like atmosphere, what are the other parts of the earth?

the four main parts of the earth is biosphere,geosphere,hydrosphere,atmosphere ...

atmosphere,lithosphere, and hydrosphere

There are geosphere, biosphere, hydrosphere, and atmosphere.

atmosphere, biosphere, hydrosphere, geosphere, lithosphere

The Lithosphere, Hydrosphere, and Atmosphere.

There is more than 3 main parts of the Earth. They are biosphere, geosphere, hydrosphere, atmosphere, lithosphere, and sphere. ...

The biosphere describes all the parts of the Earth including oceans and the atmosphere that contain living things. This is a closed system containing the zone of life on earth. ...

The layer of earth containing life and this includes some of the atmosphere. ...

The most vulnerable part of the earth is the atmosphere.

lithosphere, biosphere, atmosphere, and hydrosphere

There are three very noticeable parts of the Earth system that contributes directly. The shift in continental plates, the earth rotation, and the terography of earth's surface. ...

The atmosphere, the lithosphere, and the hydrosphere. You're welcome ^.^

Lithosphere,hydrosphere,and atmosphere

Lithosphere, hydrosphere, atmosphere, and biosphere

Earth is home to trillions of organisms. Together , the parts of the lithosphere , hydrosphere , and atmosphere where life exist make up the BIOSPHERE ...

The gravitational pull of the Moon causes the tides to rise on the parts of the Earth closest to it. ...

no,, it doesn't study only the living parts of the earth.. earth science also studies the abiotics.. it studies the rocks and minerals, layers of the earth..the lithosphere, atmosphere, nd hydrosphere..etc,, ...

atmosphere hydrosphere biosphere geosphere That is the four major parts of earth system By, 6th Grader Brownell Middle School (Gilroy California) ...

Tilt. The tilt of the earth of 23 degrees means that the parts closest to the sun have summer and the other side of the world has winter. ...

Events in one part of the atmosphere affect other parts of the atmosphere. ...

when the meteor coming to the earth breaks into several parts and enter the earth atmosphere with a high velocity,it forms a meteor shower ...

The Core, the Mantle, the Geosphere, the Hydrosphere, the Atmosphere, and last yet not least the Biosphere! ...

by interacting with the minerals of the geosphere and the water of hydrosphere and the weather of atmosphere ...