Q1. The luge is an event at the Winter Olympics. An athlete lies on a small sledge and races down an icy track, feet first. Source: www.wtop.com (a) An athlete accelerates down a straight section of the track as shown. The track is at an angle 0 to the horizontal. Draw a free-body force diagram for the sledge and athlete. You should consider the relative sizes of the forces when drawing your diagram. (4)