C. ACTIVITY 8.1: SUB-TROPICAL ANTICYCLONES 8.1 FIGURE 8.1 shows a coastal low-pressure cell (L), associated with travelling disturbances, CAT COLONDINI COASTAL LOW 20°C LANGDAO pintu Tu hot dry w windo CAPE TOWN 30' POINT 2004 24 1012 Stay Wind Source: http://www.1stweather. com/education. php?id=17107 prov=WC&metric true&language 8.1.1 Use the isobars to prove that L is a low pressure. 8.1.2 Where does low pressure L originate? 8.1.3 In which direction does low pressure L travel between Langebaan and Cape Town? 8.1.4 What type of precipitation is associated with low pressure cell L along the west coast? 8.1.5 State the air temperature associated with the onshore flow of low- pressure cell L at Langebaan, 8.1.6 How does air rotate around low pressure cell L? 8.1.7 With which travelling disturbance is the hot, dry north easterly wind associated? (71) (1