Science Crossword
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
 
 
Down: 1) a dark dense, igneous rock with a fine texture, found in oceanic crust.2) a usually light-colored igneous rock that is found in continental crust3) the force exerted on a surface divided by the area over which the force exerted5) a layer of molten iron and nickel that surrounds the inner core of earth6) vibrations that travel through earth carrying the energy released during an earthquake7) the soft layer of the mantle on which the lithosphere floats8) the layer of rock that forms Earth's outer surface9) the transfer of heat from on particle of matter to another10) the transfer of heat by the movements of currents within a fluid Across: 4) the transfer of energy by electromagnetic waves11) the amount of mass in a given space; mass pre unit volume12) a current caused by the rising of heated fluid and sinking of cool fluid13) the layer of hot, solid material between Earths14) a rigid layer made up of the uppermost part of the mantle and crust15) a dense sphere of solid iron and nickel at the center of the earth
 

 

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