1
2 marks
Study Figure 6b which shows some data about rainfall over 5 days during a tropical cyclone event
Calculate the mean rainfall
Give your answer to one decimal place
You must show all your workings
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Hazardous Enquiry Skills (Edexcel IGCSE Geography): Exam Questions
Exam code: 4GE1
41 mins8 questions
2a
2 marks
Complete Figure 6d below using the data highlighted in 6c
2b
2 marks
Identify two ways the students could have improved the reliability of the data collected
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3
2 marks
A student investigated how air temperature varies across an urban area during a heatwave. They recorded air temperature in degrees Celsius at six sites along a transect from the rural fringe to the city centre. The results are shown in the table below.
Site | Location | Air temperature (°C) |
|---|---|---|
1 | Rural fringe | 28.4 |
2 | Suburban housing | 29.7 |
3 | Urban park | 27.1 |
4 | Inner suburb | 31.2 |
5 | City centre edge | 32.6 |
6 | City centre core | 33.8 |
Calculate the median air temperature recorded across the six sites.
Show your working.
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4
1 mark
State one method that the students could use to present air temperature data from their enquiry.
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1a
4 marks
Study Figure 8a which is a sketch map showing the locations of three sampling sites used in an investigation of the microclimate of a village.
Describe two sources of secondary information that might be useful in planning a microclimate investigation.
1b
3 marks
Suggest why one of the sampling methods named in (b)(i) would be appropriate to use in a microclimate investigation.
Sampling method ________
1c
5 marks
(i) Suggest one possible aim of a microclimate investigation.
(2)
(ii) Identify three reasons why a microclimate investigation might not achieve the aim given in (c)(i).
(3)
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2a
1 mark
The recorded air temperatures (°C) at each site are shown in the table below.
Site | Location | Air temperature (°C) |
|---|---|---|
1 | Rural fringe | 28.4 |
2 | Suburban housing | 29.7 |
3 | Urban park | 27.1 |
4 | Inner suburb | 31.2 |
5 | City centre edge | 32.6 |
6 | City centre core | 33.8 |
Identify the anomalous result in the data.
2b
3 marks
Suggest one reason why the anomalous result at Site 3 may have occurred.
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1
8 marks
Study Figure 6 below. It shows some information about methods used, data collected and a conclusion
The aim of the student's investigation was to examine change in local weather conditions.
Evaluate how far the student's data presentation methods and analysis helped the student make their conclusions.
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2
8 marks
You have studied hazardous environments as part of your own geographical enquiry.
Evaluate the accuracy and reliability of the conclusion you drew from your enquiry.
State the title of your geographical enquiry.
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