Comparative Diameters of the Planets and Sun Solar System Body Diameter (relative, if Earth = 1) Sun 109 Mercury .38 Venus .95 Earth 1 Mars .53 Jupiter 11.19 Saturn 9.40 Uranus 4.04 Neptune 3.88 Mr. Gordon's science students are studying scale models of the Sun-Earth-Moon system. Mr. Gordon is using this model to show his students how the three bodies are arranged during a solar eclipse. Although he can show the correct positions, something is wrong about this scale model. What conclusion did the student's draw to be the problem? A) The Sun is too small. B) The Earth is too small. C) The moon is too close to the Earth. D) The Earth should be closer to the Sun.