Science - the atmosphere - sec. 1 & 3 Crossword
                     
                     
                     
                     
                     
                     
                     
                     
                     
                     
                     
                     
                     
                     
                     
                     
                     
                     
                     
                     
 
 
Down: 1) the second lowest layer of Earth's atmosphere2) the outer layer of the thermosphere4) a form of oxygen that has three oxygen atoms in each molecule instead of the usual two5) the outermost layer of Earth's atmosphere9) the condition of Earth's atmosphere at a particular time and place Across: 3) the lowest layer of Earth's atmosphere6) the lower part of the thermosphere7) the envelope of gases that surround the Earth8) the layer of Earth's atmosphere immediately above the stratosphere9) water in the form of a gas
 

 

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