Calculate the centripetal force exerted on the earth by the sun. assume that the period of revolution for the earth is 365.25 days, the average distance is 1.5 × 10^8 km and the earth’s mass is 6 × 10^24 kg. the choices are: 1. 3.56775 × 10^22 n 2. 2.66331 × 10^32 n 3. 7.24562 × 10^22 n 4. 1.62932 × 10^21 n5. none of these 6. 3.56775 × 10^19 n 7. 4.6238 × 10^29 n 8. 1.28439 × 10^26 n 9. 7.24562 × 10^20 n