SCIENCE ACTIVITIES, cilt.48, sa.2, ss.43-48, 2011 (ESCI)
"Why are the seas blue?" is a huge question that may reach far beyond the middle school level. However, our objective is to bring "simple" tools into the classroom to explain science without tampering with its essence and complexity. The experiment described in this article is only concerned with teaching the subject of absorption as related to light and matter interaction through an example from everyday phenomena--the color of the seas.