1. Take G=6.67 x 10 1N . m2/kg2 ; Mass of the one planet is B x 1024kg and other planet is C x 1024 kg and distance between two planets is D x 10 m. a. Find the gravitation force between two planets? (20 points) b. Determine the speed of the Space Telescope orbiting at a height of C km above the first planet surface. Take the radius of the first planet as B x 10'm. (20 points) 2. a. Draw the FBD for Loop the loop motorcycle stunk on top, bottom, left and right, why the motorcycle not free fall from top? (15 points) b. Draw the FBD for the person on earth on north pole and equator, discuss how gravitational acceleration of two places? (25 points)