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OCEANOGRAPHY THROUGH TIME

C2

1 2
3    
4         5           6    
           
      7      
8                  
    9   10                
  11              
                 
      12                              
           
    13      
14           15              
           
      16 17                      
  18          
           
  19       20                  
21                        
        22                
         
         
  23                    

Across
4.model of an upper ocean ecosystem
8.allows for improved weather forecasting and preservation of marine ecosystems
10.voyages around the Galapagos Islands and discovers and discovers new plant and animal species
12.1sr. US institution to concentrate on marine studies
14.explored the ocean with sailing ships
17.use sound waves to discover the deepest point on Earth
20.maps the Pacific Ocean
21.tests the Jim Suit
22.develops a set of diving tables for safe methods for ascending to the surface
23.live in an underwater habitat for seven days
Down
1.collects shIps logs to publish the first atlas of sailing directions
2.gives birth to the new science called oceanography
3.first deep sea dive in a diving bell
4.publishes a chart of the Gulf Stream
5.first sailing voyage around the world
6.Iron Hypothesis
7.writes the science fiction story "The Slocum Mission"
9.launched in 1978 which allows scientists to study the ocean from a global prespective
11.make it safe for divers to stay underwater longerr
13.SCUBA
14.navigate between island using stars and planets
15.invented the compass
16.invents the first diving bell
18.use the North Star has a reference point
19.submersible research vessel

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