In a swimming race, a father gives his 4 year old son a 10 second head start. The pool is 25 meters long. The child swims at 0.8 m/sec ; father at 1.20 m/s. (a) how far is the child ahead of the father gets to swimming? (b) at what time does the father come alongside his son? (c) how far has the father swam at that point? (d) who wins the race? Explain. (e) draw the displacement for the father and son.