Environmental science students simulate the earth’s air in eco-chambers
Coppell High School senior Becky Parker pours in powdered Alka-Seltzer into water during a lab on Wednesday in room E208. Unlike many other lab groups, Parker’s group used a chemical reaction of Alka-Seltzer and water to produce the carbon dioxide that they needed for their experiment.
April 14, 2016
Coppell High School junior Raymond Li sets up a lamp in preparation for a lab in third period on Wednesday in room E208. Cathy Douglas’ AP Environmental Science students used lamps to heat up the eco-chambers and find out the effect of carbon dioxide on temperature.
