Suppose we want a satellite to revolve around the earth 5 times a day. What should be the radius of its orbit? (The mass of the earth is 5.97 x 10²⁴ kg, G = 6.67 x 10⁻¹¹ N · m²/kg², and you can neglect the presence of the moon.)
A) 1.44 x 10⁷ m
B) 0.690 x 10⁷ m
C) 7.22 x 10⁷ m
D) 2.11 x 10⁷ m
