Applications & skills
The issue-evaluation decision, fieldwork enquiry, and the map, graph and statistical skills examined across every paper.
Learn
Applications & skills, explained point by point
Everything the GCSE specification expects you to be able to do, and how to actually do it - the same lesson a signed-in student studies from.
Work through the issue-evaluation task - analysing resources and justifying a decision
Paper 3 releases a resource booklet before the exam about a real geographical issue - a proposed dam, a new development. Your job is to interpret the figures, maps and viewpoints, weigh the options, and JUSTIFY a decision. There is no single right answer: the marks are for using evidence from the booklet, considering different groups' interests, and acknowledging the downsides of your choice while explaining why it still wins.
Design a fieldwork enquiry - question, risk assessment and data-collection methods
Every enquiry starts with a focused question ("How does river velocity change downstream?") backed by geographical theory, a suitable location, and a risk assessment. Know your sampling strategy and why you chose it - random, systematic (every 100 m) or stratified - and be ready to justify each data-collection method. The exam asks about YOUR two enquiries (one physical, one human), so know their details cold.
Present, analyse and conclude from fieldwork data
Choose presentation to fit the data: located bar charts on a base map, scatter graphs for relationships, cross-sections for a river channel. Analysis means describing patterns, picking out anomalies and suggesting reasons; the conclusion answers your original question directly, using the evidence. Practise the verbs - "describe the trend" wants the pattern, "explain" wants the reasons behind it.
Evaluate a fieldwork enquiry - reliability, limitations and improvements
Evaluation questions score highest when they are specific: not "our data could be wrong" but "we only measured on one calm day, so our results may not represent normal conditions - visiting on several days would improve reliability". Consider problems with data collection, whether the sample was big enough, and how far your conclusion can be trusted. Honest, precise self-criticism is a high-level skill the mark scheme explicitly rewards.
Use map skills - grid references, scale, distance, direction and relief
On an Ordnance Survey map: four-figure grid references name a square, six-figure ones pin a point - go along the corridor (eastings) before up the stairs (northings). Measure distance with the scale line (1 : 25 000 means 4 cm per km), give directions as compass points, and read relief from contour lines - close together means steep. Practise on a real map extract; these are guaranteed, gift-wrapped marks.
Apply graph and statistical skills - mean, median, mode and interquartile range
The averages each tell you something different: the mean shares the total out equally, the median is the middle value when ordered (unbothered by freak values), and the mode is the most common. Range measures spread, and the interquartile range - the spread of the middle 50% - ignores outliers. Expect to calculate these from fieldwork-style data and to say which average suits the data best and why.
Practice
Try a Applications & skills question
A GCSE-style original task from this topic. Sketch a quick plan of your own before you open what a strong answer covers.
Study Figure 5, a bar chart of data collected during a river fieldwork enquiry: the width of a river channel measured at four sites moving downstream. (a) Calculate the mean (average) channel width for the four sites. Show your working. (b) Calculate the range of the channel-width data. [4 marks]
Show what a strong answer covers
The marking points an examiner looks for. Not a model answer - a checklist to plan against.
- AO4: adds the four values correctly (1.2 + 2.6 + 4.4 + 6.8 = 15.0 metres)
- AO4: divides by 4 to find the mean = 3.75 metres, with working shown
- AO4: identifies the highest and lowest values (6.8 m and 1.2 m)
- AO4: calculates the range = 6.8 − 1.2 = 5.6 metres