In this article , the lesson about the ocean currents or the properties of water density due to temperature and various concentrations of salt is being discussed through an activity where materials needed are as follows: computer, Internet access, electronic scale, stirring rod, graduated cylinder, 5 - 100 ml beakers, food coloring (dye),table salt, 5 gallon subdivided glass tank, hot plates, ice & 1000 ml beaker for ice bath, access ti tap water, thermometer.

Bulao, M. D. (2018, March 28). Ocean currents. Panay News, p. B2.