29. Consider Planet X whose mass and radius are 9.05 × 1025 [kg] and 5.95 x 104 [m], respectively. If the weight of the object on the surface of the Earth is 2940 [N], what is its weight at height 750 [m] from the surface of the Planet X? Note: The gravitational constant is G = 6.6743 x 10-11 m3 Lkg.s² A. 3.70 × 108 [N] C. 4.99 × 108 [N] B. 4.88 × 108 [N] D. 5.12 × 108 [N]

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!