The temperature of this layer decreases with height and exists at a height of 50-85 km above the earths surface.

• troposphere

• stratosphere

• mesosphere

• thermosphere

The layers of the earth are differentiated by

• temperature

• color

• composition

• gases

Meteors burn up in this layer

• thermosphere

• mesosphere

• stratosphere

• troposphere

Different regions of this layer make long distance communication possible

• stratosphere

• mesosphere

• thermosphere

• troposphere

This gas makes up 21% of our atmosphere

• carbon dioxide

• nitrogen

• hydrogen

• oxygen

The layers of the atmosphere from the earth out are

• mesosphere, stratosphere, troposphere, thermosphere, exosphere

• troposphere,stratosphere, mesosphere, thermosphere, exosphere

• stratosphere, thermosphere, mesosphere, troposphere, exosphere

• thermosphere, stratosphere, mesosphere, troposphere, exosphere

Jet aircraft fly here because it is stable

• troposphere

• mesosphere

• stratosphere

• thermosphere

The region where atoms and molecules escape into space

• stratosphere

• exosphere

• thermosphere

• mesosphere

The coldest part of our atmosphere

• troposphere

• mesosphere

• stratosphere

• thermosphere

This gas makes up 78% of our atmosphere

• nitrogen

• oxygen

• carbon dioxide

• mehtane