Social Worker Certificate Program Information. Social worker certificate programs, which may be offered at the bachelor's or graduate level, cover human behavior, social environments and laws, communication techniques, social welfare policy and more.
Explanation of Color From a Prism. Although no one knows who invented the prism, Sir Isaac Newton was the one who discovered that the rainbows they produced were merely the components of white light that had been separated. Usually just called light or âvisible light,â white light comes from the sun.
Prismacolor is a brand of professional artists' supplies originated by Berol in 1938, and now manufactured by Newell Brands. Among the items in the Prismacolor line are colored pencils, Art Stix, pastels, watercolors, and alcohol-based permanent art markers.