The Cotton Gin. Eli Whitney and the Need for an Invention. As Eli Whitney left New England and headed South in 1792, he had no idea that within the next seven months he would invent a machine that would profoundly alter the course of American history.A recent graduate of Yale, Whitney had given some thought to becoming a lawyer.li Whitney and the Need for an Invention. As Eli Whitney left New England and headed South in 1792, he had no idea that within the next seven months he would invent a machine that would profoundly alter the course of American history. A recent graduate of Yale, Whitney had given some thought to becoming a lawyer.
red and green combine to make yellow green and blue make cyan blue and red make magenta the combination of red green and blue in full intensity makes white white light is created when all colors of the em spectrum converge in full intensity
The primary colors of light are red, green, and blue. Red, blue, and green are the primary colors of light. Mixing these colors can produce all of the colors of the spectrum. The complementary colors are cyan, magenta, and yellow which are formed by combining the two adjacent primary colors. Red and blue make magenta, blue and green make cyan, and red and green make yellow.