Water Cycle - Atmosphere (3)
Post Lab 

MAIN INGREDIENTS OF AIR
  1. Use a periodic table to find the symbols for each of the gases in air. List the ingredients and write the symbol below.
      
      
      
      
  2. Which composition of air do you think is found below 72 km?
      
    Above 800 km?  
       
     Why?

(A)

(B)

72 km

800 km

 

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