THE ATMOSPHERE

 What is the CORRECT order of earth's atmospheric layers from its surface?

• stratosphere, mesosphere, troposphere, thermosphere, exosphere

• stratosphere, troposphere, mesosphere, thermosphere, exosphere

• troposphere, mesosphere, stratosphere, thermosphere, exosphere

• troposphere, stratosphere, mesosphere, thermosphere, exosphere

Which layer of the atmosphere is the coldest?

• mesosphere    

• troposphere

• stratosphere

• thermosphere

 What happens to the temperature in the troposphere as the altitude increases?

• Decreases          

•   Increases   

• Cannot be determined

• Remains the same.

In which layer of the atmosphere does passenger aircraft fly?

• Lower Mesosphere     

• Lower Stratosphere

• Middle Thermosphere

•    Upper Mesosphere

Which best describes the function of the atmosphere?

• it is responsible for the tides. 

• It prevents heat from escaping into space too quickly.

• It does not account for the heat gain or loss of the planet.   

• It allows heat to escape quickly into space to cool the planet.

Which best describes the greenhouse effect?

• The ability of the stratosphere to receive sunlight.

• The ability of the atmosphere to retain water vapor.

• The ability of atmospheric gases to keep the planet warm.

• The ability of clouds to scatter electromagnetic radiation in the atmosphere

In which layer of the atmosphere makes the reception of radio waves around the earth possible?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

What does the ozone layer do?

• It helps us breathe

• It protects us from meteors

• It protects us from violent solar flares

• It protects us from ultraviolet radiation

Which is TRUE about the stratosphere?

• There is no moving air in the stratosphere

• The stratosphere destroys the ozone layer

• The temperature is the same all through the layer

• The temperature of the stratosphere increases with altitude

What is the most abundant gas in the earth's atmosphere?

• argon

• nitrogen

• oxygen

• carbon dioxide