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
Mars-red, with white poles Jupiter-Mostly brown, orange and white banding â¦ with a red spot Saturn-Mostly white and light yellow or brown banding Uranus-Greenish blue (cyan) Neptune-Blue This question is not as easy as it seems, because so many photographs are altered to improve the image.ercury grey Venus Yellow Earth blue green Mars Red Jupiter red brown white yellow ornage banned Saturn mainly shades of yellow and orange and white Neptune blue â¦ Uranus blue. Answered. In Planetary Science.