Physics · May / June 2023 · Paper 21 · Question 11

Table 11.1 shows details about eight planets in the solar system, their average distance from the Sun, their orbital period and their average surface temperature. Table 11.1 planet distance from the Sun / km orbital period / s average surface temperature / °C 5.8 × 107 7.6 × 106 167 Venus 1.1 × 108 1.9 × 107 464 Earth 1.5 × 108 3.2 × 107 15 Mars 2.3 × 108 5.9 × 107 −65 7.8 × 108 3.7 × 108 −110 Saturn 1.4 × 109 9.3 × 108 −140 2.9 × 109 2.6 × 109 −195 Neptune 4.5 × 109 5.2 × 109 −200

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