layers of the atmosphere

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

•         A. stratosphere, mesosphere, troposphere, thermosphere, exosphere

         

•         B. stratosphere, troposphere, mesosphere, thermosphere, exosphere

         

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          C. troposphere, mesosphere, stratosphere, thermosphere, exosphere

         

•         D. troposphere, stratosphere, mesosphere, thermosphere, exosphere

2. Which layer of atmosphere is the coldest?

• A. mesosphere                      

• B. troposphere                    

• C. stratosphere

              

• D. thermosphere

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

• A. Decreases                         

• B. Increases                          

• C. Cannot be determined

     

• D. Remains the same.

4. In which layer of the atmosphere does passenger aircraft fly?

•             A. Lower Mesosphere             

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              B. Lower Stratosphere            

•                     C. Middle Thermosphere

             

•                 D. Upper Mesosphere

5. Which best describes the function of the atmosphere?

•         A. It is responsible for the tides.

         

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          B. It prevents heat from escaping into space too quickly.

         

         

   

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

         

   

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

   

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

•         A. argon                              

   

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               B. nitrogen                            

   

•                                       C. oxygen

               

   

•                                   D. carbon dioxide

   

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

•         A. Troposphere                       

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             B. Stratosphere                       

• C. Mesosphere

              

•  D. Thermosphere

8. Ozone layer serves as shield from the incoming solar radiation. In which layer of the atmosphere contains the large amounts of ozone?

•         A. Mesosphere                       

• B. Stratosphere

      

• C. Troposphere

         

•  D. Thermosphere

9. Which is the electrified region of the upper atmosphere?

• A. exosphere                       

•     B. mesosphere                      

•  C. stratosphere

• D. thermosphere

10. What is the basis for the division of the layers of the atmosphere?

•         A. Changing temperature

               

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               B. Changing amount of oxygen

               

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               C. Changing weather patterns

      

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       D. Changing composition of gases