7 20 points You are skydiving from the height of 600 m . Your parachute does not open. Neglect the affects of air friction. You weigh 90 kg You land face down on a solid concrete surface. Your body thickness changes from a thickness of 20 cm( 0.20 m), to a thickness of $ cm (0.05m). Assume during the process of hitting the ground that you have a constant deceleration. a What is your speed before you hit. b What is the length of time during your impact. c What was the value of the impulse. d How much energy is lost. e How many g's of (de) acceleration do you (well, your body) experience