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General Characteristics of the Earth Part I

Across
Most of the atmosphere is made of this gas.
Heterogeneous air is ________.
Some meteoroids break up here.
Layer of the atmosphere where rain occurs.
The thinnest layer of the earth.
Homogeneous air is _____.
Layer of the earth which is completely liquid due to immense heat.
When the earth's atmosphere traps heat.
Layer of the atmosphere where radiation is absorbed.
The atmosphere absorbs ________ from the sun.
Largest layer of the earth.
Completely solid layer of the earth due to immense pressure.
Layer of the earth with tectonic plates.
Down
Parts of the earth where life exists.
Gas portion of the biosphere.
Solid portion of the biosphere.
Characteristic property which caused certain metals to sink to the core during earth's formation.
Liquid portion of the biosphere.
The atmosphere _________ the earth, keeping it warm at night and cool during the day.
Thickest layer of the atmosphere.
This gas is the main contributor to the greenhouse effect.
________ destroys small objects entering the atmosphere.