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Tiny plants called phytoplankton grow in the sunlit waters of the ocean's surface. Like all plants, phytoplankton contain chlorophyll, a pigment that transforms sunlight into energy the plant can use. This same pigment gives phytoplankton their greenish color.
Scientific data are often represented by assigning ranges of numbers to specific colors. The colors are then used to make an images which allow us to see patterns more easily. Students will make a false color image using a set of numbers.