The atmosphere

What is the atmosphere?

• Mass of water

• Mass of continent

• Mass of gases

• Mass of food

What combination of gases forms the atmosphere?

• Oxygen, nitrogen and water vapour

• Oxygen, dioxide and nitrogen.

• Oxygen, carbon dioxide, water vapour and nitrogen.

• Air, oxygen, nitrogen and dioxide.

What is the name of the mass of gases we breathe?

• Air

• Carbon dioxide

• Mesophere

• Nitrogen

What causes human beings and natural activity?

• Air

• Carbon dioxide

• Water vapour

• Air pollution

What are the layers of the atmosphere called?

• Troposphere, stratosphere and mesophere

• Stratosphere, hydrosphere and layer

• Troposphere, geosphere and stratosphere.

• Troposphere, geosphere and mesosphere.

The Atmosphere: What is the coldest layer?

• Mesophere

• Stratosphere

• Troposphere

The atmosphere: What is the layer where weather occurs?

• Mesophere

• Stratosphere

• Troposphere

What is the name of the layer that protects us from the sun's rays?

• Sunny

• Ozono

• Mesophere

• Atmosphere

What is the name of the layer where airplanes fly?

• Mesophere

• Stratosphere

• Troposphere

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