Neptune has a slightly smaller radius and a slightly greater mass than Uranus. If you threw a ball with the same velocity on both planets, what would be true? (Assume both balls land back on the planet

Which statement is true about the model of the electromagnetic spectrum a: it change the frequencies of light. b: it compare wavelengths of light. c: the color of light waves can be changed using the model. d: the intensities of light waves can be decreased using the model.