Science Crossword
                                           
                                           
                                           
                                           
                                           
                                           
                                           
                                           
                                           
                                           
                                           
                                           
                                           
                                           
                                           
                                           
                                           
                                           
                                           
                                           
                                           
                                           
                                           
                                           
                                           
                                           
                                           
                                           
 
 
Down: 2) a time where machines took over from hand made things (250 years ago)3) small, scooped out area made by glaciers4) made smaller by squeezing9) to avoid wasting a material11) when a glacier moves forward12) a peak with many steep sides carved by small glaciers.15) an increase in the average temperature in the atmosphere17) a lake that forms high up due to glacial melting21) the most recent period when glaciers covered the world22) the average weather for a specific place over time24) piles of debris left behind by glaciers Across: 1) rocks that form when other rockschange due to heat, pressure, or a chemical reaction or all three.5) a light bulb with a gas in it that reflects light6) when gases in the earths atmosphere trap heat energy from the suns ray, causing average temps to rise7) a light bulb containing a metal filament, or wire, that overheats when it becomes very hot.8) the most recent period when glaciers covered the world10) rock that forms when sediment or the reamins of plants and animals are cemented together13) extremely dry weather for a long period of time.14) the process of a liquid turning into a vapor.16) a solid material that has a pattern that repeats18) sheets of ice that expand and cover a large area19) when a glacier moves backward, due to lack of precipitation, etc.20) long stratches in rock caused by movement of a glacier23) a group of gases including water vapor, co,methane, and ozone and other gases that trap heat.25) a circle, bowl-shaped depression that a glacier carved out of a mountain26) the thin layer of gases mostly nitrogen (78%), oxygen (21%), vapor (1%)27) a long-lasting mass of moving ice and snow28) rock that forms when lava cools29) when a glacier abrades the rock, making it smoother and shiner30) a large rock moved and dropped by a glacier far from where it originates
 

 

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