In white light coloured objects reflect some of the light while the rest is absorbed. Black objects absorb all colours. If you have a red coat on it, appears red because only red light is reflected. Which colours are absorbed by the red coat?

Use the ratio form of kepler’s third law, = , and the data provided to determine the time it takes mars to orbit the sun. round your answer to the nearest tenth. earth’s orbital period = 1.0 earth year earth’s distance from the sun = 1.0 au mars’s distance from the sun = 1.5 au it takes mars about ⇒ 1.8 earth years to orbit the sun.