← Cycles 03/14/2012 Export Options Alphabetize Word-Def Delimiter Tab Comma Custom Def-Word Delimiter New Line Semicolon Custom Data Copy and paste the text below. It is read-only. Select All Photosynthesis The process that allows green plants to make sugars from water, carbon dioxide, & sunlight & which releases oxygen into the atmosphere. http://farm3.staticflickr.com/2110/2273202662_136d9a9537.jpg Cellular respiration The process in cells by which oxygen & glucose are used to produce energy & carbon dioxide. http://farm4.staticflickr.com/3409/4627010631_2ce866c867.jpg Photochemical smog The brown smog produced when air pollutants react with sunlight. http://farm5.staticflickr.com/4134/4860253887_6944394961.jpg Burning fossil fuels What can cause air pollutants? (Burning ________ _____?) http://farm4.staticflickr.com/3358/4638932197_5dcc7514f5.jpg Water Cycle Condensation Precipitation Transpiration ^ Evaporation ^ http://farm5.staticflickr.com/4050/4295539070_ec864b8e19.jpg