18. An object has a gravity force acting on it with a magnitude of 30 Newtons near the Earth's surface; here, use g = +
Posted: Thu Jul 07, 2022 2:08 pm
18. An object has a gravity force acting on it with a magnitude of 30 Newtons near the Earth's surface; here, use g = + 9.8 m/s². What is its approximate mass? A. 3 kg. B. 20 g. C. 10 kg. D. 196 kg. E. 640 kg.