On the surface of Earth, a spacecraft has a mass of 2.00 x 10⁴ kilograms. What is the mass of the spacecraft at a distance of one Earth radius above Earth's surface?
(1) 5.00 × 10³ kg
(2) 2.00 × 10⁴ kg
(3) 4.90 × 10⁴ kg
(4) 1.96 × 10⁵ kg