The Big Geography Quiz of the Year

Rivers Round 4

Question 1 What is the start of a river called?

Question 2 Why does a river become wider and deeper in its lower course?

Question 3 This diagram shows the formation of meanders. What has formed in diagram C? Photo credit: www.indiana.edu

Question 4 What happens to softer rock geology when a waterfall forms?

Question 5 Which part of a river bend has the greatest erosion: Inside edge Outside edge

Question 6 What human features can you identify from this map? 33 32 43 44 45 46 47 33 32 31 Question 6 What human features can you identify from this map?

43 44 45 46 47 33 32 31 Question 7 How might the feature at grid reference 463324 be useful to people?

Question 8 What is happening at grid reference 431328? 33 32 31 43 44 45 46 47 33 32 31 Question 8 What is happening at grid reference 431328?

Question 9 Name one method used to reduce the impact of river flooding.

Question 10 What does a hydrograph show?

Answers: Rivers Round 4 The source E.g. because of increased river volume over time as streams join together, leading to increased energy and erosion over time Oxbow lake has formed Softer rock erodes more rapidly, leading to a notch or undercut forming, which will eventually collapse B outside edge E.g. urban settlements, roads, railway, bridges, reservoir, weirs, parking, visitor spot, etc. The neck of the meander is tightening before being cut off Reservoirs can provide settlements with water, there is recreation value, fishing, flood protection, etc. E.g. dams, flood walls, SUDS, afforestation, etc. The relationship/link between precipitation and river discharge