Air and the AtmosphereAir and the Atmosphere

The atmosphere is all the air The atmosphere is all the air that surrounds the Earth.that surrounds the Earth.

AirAir

Air is a mixture of different gases, Air is a mixture of different gases, like nitrogen and oxygen. like nitrogen and oxygen.

Air is important in allowing Air is important in allowing things to burnthings to burn

Fish need air that is in water to Fish need air that is in water to livelive

Animals need to breath air in order to stay alive. Animals take the air into their lungs. The lungs take the OXYGEN out of the air and expel CARBON DIOXIDE.

USING AIRUSING AIRAs well as breathing, we can use air for many different

purposes. These include:

Sailing Hair drying Flying

Balloons Parachuting

Kite Flying

Earth’s atmosphere is Earth’s atmosphere is made up of 5 different made up of 5 different layers that protect us layers that protect us from the Sun’s rays.from the Sun’s rays.

The first layer of the The first layer of the atmosphere is the…atmosphere is the…

The troposphere is the layer of the atmosphere The troposphere is the layer of the atmosphere nearest to earth.nearest to earth.

All weather changes happen in the troposphere.All weather changes happen in the troposphere.

TROPOSPHETROPOSPHERERE

The second layer of the The second layer of the atmosphere is the…atmosphere is the…

Some jets fly in this Some jets fly in this layer.layer.

The ozone layer is in The ozone layer is in stratosphere. It protects stratosphere. It protects us from the ultraviolet us from the ultraviolet rays of the Sun.rays of the Sun.

STRATOSPHERSTRATOSPHEREE

The third layer of the The third layer of the atmosphere is the…atmosphere is the…

is the coldest layer of the is the coldest layer of the atmosphere.atmosphere.

Meteors burn up in this Meteors burn up in this layer.layer.

MESOSPHEREMESOSPHERE

The fourth layer of the The fourth layer of the atmosphere is the…atmosphere is the…

The thermosphere is the hottest layer of the The thermosphere is the hottest layer of the atmosphere.atmosphere.

THERMOSPHETHERMOSPHERERE

The last layer of the The last layer of the atmosphere is the…atmosphere is the…

The exosphere is The exosphere is the layer that is the layer that is close to space.close to space.

Satellites orbit Satellites orbit earth in the earth in the exosphere.exosphere.

EXOSPHEREEXOSPHERE