Paper Chromatography Chromatography means to write with colors. Chromatography is a chemical process of separating mixtures of colorants. The first video below demonstrates the following Paper Chromatography procedure steps. The video also has a craft idea for making a butterfly using the colored paper filter.The second video below provides information about paper chromatography as well as more […]
Color Mixing:Colorants
What is a colorant? A colorant is something, especially a dye, pigment, ink, or paint, that colors something else. For the following activity, colorant choices include, tempra paint, food coloring, and water soluble acrylic paints. What happens when colorants are mixed together? Any two or more colorants can be mixed to form different colors. Only […]
Scientific Method: Color Changes
Research: Paints contain materials called pigments or colorants. These materials produce colors by reflecting certain colors of light. The three primary colors for paints are Red, Blue, and Yellow. The mixing of any two of these colors produce what are called secondary colors. Red + Blue= Purple Red + Yellow = Orange Blue + Yellow […]