Earth Science Unit 6 Crossword Puzzle

QUESTIONS LIST:

• scarcity : state of not having enough of something
• trough : lowest part of a wave
• sublimation : process by which solid water (ice, snow) changes directly into a gas
• fetch : distance over which wind blows without interruption or change of direction
• polarity : molecular condition in which one end has a slightly positive charge and the other a slightly negative charge
• tide : alternate rising and falling of the ocean caused by the gravitational pull of the moon and the sun
• precipitation : the release of water from the atmosphere
• permeable : allowing a fluid to pass through
• moraine : large area of rock and sediment left by a glacier
• gyre : large, rotating current loops caused by the coriolis effect
• thermocline : transitional layer between the mixed surface layer and the deep water layer in the ocean
• firn : intermediate stage between snow and ice
• up welling : upward movement of deeper, colder ocean water to the surface caused by wind
• desalination : process by which salt is removed from saltwater
• aquifer : underground layer of permeable rock from which ground water can be removed