A 1.5 FIGURE 1.5 is a sketch based on river capture.' 1.5.1 What is a watershed? (1 x 1) (1) 1.5.2 Why is the watershed not a permanent feature? (1 x 2) (2) 1.5.3 What does it mean when a stream erodes headwards? (1 x 2) (2) 1.5.4 Give TWO reasons why tributary C is energetic. (2x2) (4) 1.5.5 Draw a plan view sketch (as seen from above) to show the landscape after river capture has taken place. Label at least TWO features of river capture. (2 x 2) (4) 1.5.6 Which of the streams will become rejuvenated after river capture has taken place? (1 x 2) (2) FIGURE 1.5: RIVER CAPTURE Watershed Before river capture Energetic river erodes headwards High-lying river Low-lying river B​