GEOGRAPHY 2021
PAPER 2 QP.
,Additional Assessment Materials
Summer 2021
Pearson Edexcel GCSE in Geography,
Specification A
1GA0 03
Geographical Investigations:
© artwork: Mark Bolitho | Origami photography Pearson Education Ltd/Naki Kouyioumtzis
, Investigating physical environments
Either (Rivers)
1 A group of students was collecting data along the length of a river as part of an
investigation into changes in a river channel.
(a) The students had planned to use a flow meter to measure the velocity of the river, but
one of their chosen sites was too shallow.
State one way they could adapt their technique. (1)
(b) Give one piece of equipment, other than a flow meter, they would need to use to
investigate river discharge. (1)
Study Figure 1a in the Resource Booklet. It shows a sketch of sites used to collect river data.
(c) Explain one reason why the students chose a stratified sampling approach. (3)
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, Study Figure 1b in the Resource Booklet.
(di) Which of the following are the correct units used for cross-sectional area in Figure 1b. (1)
(dii) Calculate the mean and median depth of the river. (2)
(diii) Using Figure 1b, explain one reason why a student might choose to use the results from
the median, rather than the mean. (2)
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