Section #: 11.1 Atmospheric Basics

Practice Test
      
  1.What percent of incoming radiation from the Sun is absorbed by Earth's surface?  
  a.   50  
  b.   15  
  c.   25  
  d.   6  
  Hint    
      
  2.Why is the amount of carbon dioxide in the atmosphere important?  
  a.   It makes up such a small amount that it isn't very important.  
  b.   It helps regulate the amount of energy the atmosphere absorbs.  
  c.   It changes with the seasons.  
  d.   It is the source of clouds, rain, and snow.  
  Hint    
      
  3.What type of gas found in Earth's atmosphere absorbs UV radiation from the Sun?  
  a.   ozone  
  b.   water vapor  
  c.   carbon dioxide  
  d.   argon  
  Hint    
      
  4.__________ is the transfer of energy that occurs when molecules collide.  
  a.   Abrasion  
  b.   Radiation  
  c.   Conduction  
  d.   Convection  
  Hint    
      
  5.According to the figure, how much of the Sun's radiation doesn't even reach Earth's surface?



 
  a.   6 percent  
  b.   25 percent  
  c.   31 percent  
  d.   35 percent  
  Hint    
      
  6.In what layer of the atmosphere is the ozone layer?  
  a.   troposphere  
  b.   mesosphere  
  c.   stratosphere  
  d.   thermosphere  
  Hint    
      
  7.In what layer are light gases, such as helium and hydrogen, found?  
  a.   exosphere  
  b.   stratopause  
  c.   troposphere  
  d.   thermosphere  
  Hint    
      
  8.What layer of the atmosphere contains most of the water vapor?  
  a.   thermosphere  
  b.   troposphere  
  c.   stratopause  
  d.   tropopause  
  Hint    
      
  9.__________ is the transfer of energy through space by electromagnetic waves.  
  a.   Convection  
  b.   Aviation  
  c.   Radiation  
  d.   Conduction  
  Hint    
      
  10.Atmospheric pressure __________ with __________ altitude.  
  a.   decreases, decreased  
  b.   decreases, increased  
  c.   remains constant, changing  
  d.   increases, increased  
  Hint    
      
  11.Wind can be thought of as air moving from an area of __________ to an area of __________.  
  a.   low density, high density  
  b.   high pressure, low temperature  
  c.   low pressure, high pressure  
  d.   high pressure, low pressure  
  Hint    
      
  12.What method of heat transfer is being demonstrated in the figure?  
  a.   radiation  
  b.   conduction  
  c.   convection  
  d.   condensation  
  Hint    

 
   
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