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Geography
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Describe and explain the formation of an oxbow lake. (6 marks)

Oxbow lakes are most commonly found in the middle course of the river, where the river has more energy and higher discharge. A meander is first formed due to a balance of erosion and deposition. Helicoida...

Answered by Misbah M. Geography tutor
3086 Views

What are the three components that make up the Human Development Index?

HDI is a composite indicator used to rank levels of development among countries. The 3 components are:Life expectancy (years at birth)Education index (mean years of schooling/expected years of schooling)S...

Answered by Grace H. Geography tutor
7949 Views

What is meant by the lag time on a flood hydrograph?

The lag time is the time difference between the peak rainfall and the peak discharge that occurs as a result.

Answered by Laura C. Geography tutor
5104 Views

With reference to one case study, what are the primary and secondary effects of a volcanic eruption?

case study: Montserrat
Primary effects: 66% of island was covered in ash, 23 people died, buildings and infrastructure damaged
Secondary effects: tourism industry struggles, people left the isla...

Answered by Georgina P. Geography tutor
1572 Views

Describe and explain the formation of a Corrie (9 marks)

A corrie is a bowl-shaped hollow on a mountain side formed during a period of glacial erosion, an example being Cwm Idwal in Snowdonia, Wales. A corrie begins its formation as an accumulation of snow on t...

Answered by Jasmine A. Geography tutor
16347 Views

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