You may have an opinion on climate change, evolution education, stem-cell research, and science funding. But do you have the facts to back up your opinion? This quiz will test your basic scientific literacy.
William & Mary professor Elizabeth Harbron displays vials with merocyanine and rhodamine dye in her lab in Williamsburg, Va.
Steve Helber/AP
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Carbon dioxide |
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Oxygen |
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Nitrogen |
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Hydrogen |
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