G = 6.67 E11 N*m²/kg², mass of the Earth is 5.98 E 24 kg, mass of the ISS is 4.20 E 5 kg, average Earth-ISS distance is 6.78 E 6 m. If the gravitational force between the Earth and the international Space Station is 3.64 E 6 N, what is the average speed of the ISS as it orbits the Earth? (1 point)

5200 m/s

6500 m/s

7700 m/s

9100 m/s