Atmospheric layers

Order of layers from the lowest

• Troposphere-stratosphere-mesosphere- exosphere-thermosphere

• Troposphere-thermosphere-stratosphere-mesosphere-stratosphere-exosphere

• Troposphere-stratosphere-mesosphere-thermosphere-exosphere

• Troposphere- mesosphere-stratosphere-thermosphere-exosphere

this layer is almost a vacuum

• mesosphere

• thermosphere

• troposphere

• exosphere

The t in this layer increases with altitude

• thermosphere

• troposhpere

• mesosphere

• exosphere

Highest density of air is in _____

• stratosphere

• troposphere

• mesosphere

• all layers

Ozone quantity is large there

• Stratosphere

• mesosphere

• troposphere

• exosphere

Airplanes fly in

• Thermosphere

• troposphere

• stratosphere

• exosphere

Space objects burn up in this layer

• mesosphere

• troposphere

• all layers

• exosphere

Gas particles split into ions there

• exosphere

• troposphere

• mesosphere

• thermospere

A body can have an atmosphere if there is gravity and if the temperature is low.

• true

• false

If there were no ozone, life wouldn’t have existed on the Earth.

• true

• false