Atmosphere

_____________ a layer or a set of layers of gases surrounding a planet or other material body

• Air

• cover

• atmosphere

• troposphere

_____________ is the layer closest to the earth.

• mesosphere

• troposphere

• thermosphere

Weather occurs in the mesosphere.

• true

• false

Layer where weather occurs _________

___________ contains the ozone layer in its upper part.

• stratosphere

• mesosphere

• ionosphere

Airplanes can fly in the stratosphere.

• true

• false

______________ is the coldest layer

• stratosphere

• mesosphere

• thermosphere

_________________there is less air, and at around 500 km, it meets outer space

• troposphere

• ionosphere

• stratosphere