THE ATMOSPHERE

What is the Atmosphere?

• A thin layer of gases that surrounds the Earth.

• A layer of water that surrounds the Earth.

• A layer only made of Oxygen that surrounds the Earth.

• A thin layer made of rocks that surrounds the Earth.

Atmosphere protects us from electromagnetic radiaton given by the sun.

• True

• False

Atmosphere is a mixture of:

• 1% Nitrogen,78% Oxygen, 21% other gases.

• 21% Nitrogen,78% Oxygen, 1% other gases,

• 78% Nitrogen, 21% Oxygen, 1% other gases

Which are the levels of the atmosphere?

• Troposphere, Stratosphere, Biosphere, Geosphere and Exosphere

• Biosphere, Stratosphere, Thermosphere, Geosphere and Exosphere

• Troposphere, Stratosphere, Thermosphere, Geosphere and Hydrosphere

• Troposphere, Stratosphere, Mesosphere,Thermosphere, and Exosphere.

In what level can you find the ozone layer?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

What is the name of the Atmosphere layer where the weather occurs?

• Exosphere

• Troposphere

• Thermosphere

• Mesosphere

Name one of the gases that you can find in the Atmosphere:

(Don´t use Oxygen or Nitrogen)

The atmosphere oxygen is not essential for life.

• True

• False

You can find planes in the __________________layer.

• Mesosphere

• Stratosphere

• Thermosphere

• Exosphere

Our atmosphere is becoming ______________ .

• Healthy

• Unhealthy