One problem for humans living in outer space is that they are apparently weightless. One way around this problem is to design a space station that spins about its center at a constant rate. This creates "artificial gravity" at the outside rim of the station. You may want to review (Page). For related problemsolving tips and strategies, you may want to view a Video Tutor Solution of Force in uniform circular motion. Part A If the diameter of the space station is 850 m , how many revolutions per minute are needed for the "artificial gravity" acceleration to be 9.80 m/s? Express your answer in revolutions per minute. ? ...... f = rev/min Submit Previous Answers Request Answer Part B If the space station is a waiting area for travelers going to Mars, it might be desirable to simulate the acceleration due to gravity on the Martian surface (3.70 m/s?). How many revolutions per minute are needed in this case? Express your answer in revolutions per minute. ? f = rev/min Submit Previous Answers Request Answer