Oceanography2 Crossword
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
 
 
Down: 2) arctic explorer/scientist who designed the 'deep sea clamm'3) naturally occurring, inorganic, crystalline structure, chemical composition and a unique set of physical properties5) rocky planets in orbit around the sun; Mercury, Venus, Earth, Mars theory - tested, working hypothesis6) chief scientist on the Challenger expedition9) rock formed from compaction/cementation or chemical precipitation12) aggregate of minerals13) seismic wave component perpendicular to direction of wave travel14) rock altered by heat or pressure15) first to produce a map of the known world using latitude and longitude lines18) expulsion of magmatic gasses by volcanism19) determined latitude using the angle between the north star and horizon Across: 1) related volcanic activity to sea level change3) German oceanographic ship equipped with the first echo sounders4) confirmed existence of Coriolis Effect7) light from receding galaxies shifted to longer wavelengths8) increased oxygen level 1.8 bya in environment due to photosynthesis10) large category of mineral groups based on silica tetrahedron11) longest expanse of time covering Earth's formation14) seismic boundary between the crust and mantle15) first to state the Earth is a sphere16) a diffuse layer of ozone mixed with other gases surrounding the world at a height of about 20 to 40 kilometers (12 to 25)17) discovered workings of the hydrologic cycle20) age determination of rocks using decaying isotopes21) fundamental matter particles comprising protons and neutrons22) Antarctic explorer; found same species as his uncle did in the Arctic23) beginning point for the creation of the universe24) seismic wave component parallel to direction of wave travel25) cycle of igneous, sedimentary, and metamorphic rocks and the processes that form them26) method using a weighted line to determine water depth
 

 

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