GEOGRAPHY PAPER 2
GRADE 12
NATIONAL SENIOR CERTIFICATE
NOVEMBER 2016
RESOURCE MATERIAL
INSTRUCTIONS AND INFORMATION
ENGLISH AFRIKAANS
Aerodrome Vliegveld
Diggings Uitgrawings
Furrow Voor
Golf Course Gholfbaan
Rifle Range Skietbaan
River Rivier
Sawmills Saagmeule
Sewerage Works Rioolwerke
Silos Graansuiers
GENERAL INFORMATION ON VOLKSRUST Volksrust is a town in Mpumalanga on the border of KwaZulu-Natal. It is located 240 km southeast of Johannesburg. The town has important beef, dairy, maize, sorghum, wool and sunflower seed industries. Volksrust has an average annual rainfall of 648 mm, with the lowest rainfall (1 mm) in July and the highest rainfall (117 mm) in January. Most of the rain falls in the summer. The average midday temperatures for Volksrust range from 15,9 °C in June to 24,3 °C in January. June is the coldest period when the mercury can drop to an average of 0,5 °C during the night.
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QUESTION 1: MULTIPLE-CHOICE QUESTIONS
The questions below are based on the 1 : 50 000 topographical map (2729BD VOLKSRUST) as well as the orthophoto map of a part of the mapped area. Various options are provided as possible answers to the following questions. Choose the answer and write only the letter (A–D) in the block next to each question.
1.1 The map index/reference of the orthophoto map to the south of Volksrust is …
1.2 The true bearing of 2 in the centre of the sewerage works from trigonometrical station 152 at point 1 on the orthophoto map is …
1.3 The feature causing environmental problems at 3 on the orthophoto map:
1.4 The feature at 4 on the orthophoto map is a/an …
1.5 The stream order of the river at K in block A6 on the topographical map is …
1.6 If you follow the N11 in a southerly direction, you will cross the provincial border into …
1.7 The stream pattern that dominates the area covered by blocks A9/10 and B9/10 is …
1.8 The dominant street pattern at L in blocks D3/4 on the topographical map is a … pattern.
1.9 The type of farming at 27°24'30''S 29°53'30''E / 27°24,5'S 29°53,5'E is ... farming.
1.10 The slope from spot height 1606, M in block I6, to N in block I7 on the topographical map is a … slope.
1.11 The fluvial landform at Y in block F6 is an indication that … has taken place.
1.12 A factor responsible for the location of the industrial area at O in block D4 on the topographical map is …
1.13 The land-use zone in block D2 on the topographical map in which Jubapark is situated, is known as the …
1.14 Which natural feature assists in purifying the water before it reaches the dam in block D9?
1.15 Volksrust is an example of a … town.
(15 x 1) [15]
QUESTION 2: MAP CALCULATIONS AND TECHNIQUES
2.1 The magnetic bearing between two points on the topographical map was 326°37' for the year 2010.
2.1.1 Will the magnetic bearing for 2016 between the same two points be larger or smaller?
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(1 x 1) (1)
2.1.2 Give a reason for your answer to QUESTION 2.1.1.
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(1 x 1) (1)
2.2 Calculate the area of the cultivated lands, area P in block F4 on the topographical map, in km². Show ALL calculations. Marks will be awarded for calculations. Clearly indicate the unit of measurement in your answer.
Formula: area = length (L) × breadth (B)
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(5 x 1) (5)
2.3 Two gradients, 1 : 24 and 1 : 58, represent slopes 5 and 6 respectively on the orthophoto map.
2.3.1 Match the gradients 1 : 24 and 1 : 58 with slopes 5 and 6 on the orthophoto map.
Slope 5: ______________________________________________
Slope 6: ______________________________________________
(2 x 1) (2)
2.3.2
Which ONE of the two gradients, 1 : 24 or 1 : 58, is the steeper?
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(1 x 1) (1)
Interpret the ratio of the gradient selected in QUESTION 2.3.2(a).
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____________________________________________________ (1 x 1) (1)
2.4 Refer to the cross-section from Q in block E7 to R in block D9 on the topographical map.
2.4.1 Indicate the following features on the cross-section using the key indicated in brackets next to the feature:
2.4.2 Give ONE reason why a person standing at Q will NOT be visible to a person standing at R.
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(1 x 1) (1)
2.4.3
Vertical exaggeration (VE) is calculated to indicate relief differences of a cross-section.
Give the vertical scale of the cross-section as a ratio scale.
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(1 x 1) (1)
Determine the vertical exaggeration (VE) of the cross-section. Show ALL calculations. Marks will be awarded for calculations.
Formula: vertical exaggeration= vertical scale
horizontal scale
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(4 x 1) (4)
[20]
QUESTION 3: APPLICATION AND INTERPRETATION
3.1 Refer to the valley between spot height 1709 in block H9 and trigonometrical station 241 in block G10 on the topographical map.
3.1.1 Why did the farmer select site V to grow his/her crops?
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(1 x 1) (1)
3.1.2 Crops are stored in local silos. Is this a primary, secondary or tertiary activity?
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(1 x 1) (1)
3.1.3 The suitability of site V for cultivation may be reduced by flooding. Explain this statement.
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(1 x 2) (2)
3.1.4 The farmer at V noticed that early morning mist in winter starts to clear from the bottom of the valley, as indicated in the sketches below. Explain why this happens.
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(2 x 2) (4)
3.2 Refer to the perennial stream in block B10 and state the general direction in which this perennial stream flows. Give TWO reasons for your answer.
Direction:
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Reasons:
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(1 + 2) (3)
3.3 Compare the settlements marked S in block B7 and T in block J3, using the criteria below. Complete the table.
3.3.1
S | T | |
Settlement pattern | ||
Dominating type of primary activity in the area |
(4 x 1) (4)
3.3.2 Give TWO points of evidence on the topographical map that suggests that the primary activity at T is practised extensively.
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(2 x 1) (2)
3.4 Refer to blocks F3 and G3.
3.4.1
Give the general shape of the built-up areas Charlestown and Clavis.
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(1 x 1) (1)
Give ONE reason for this general shape.
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(1 x 1) (1)
3.4.2 State ONE factor that could have influenced the location of Charlestown and Clavis.
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(1 x 2) (2)
3.5 Volksrust serves as a central place town to the surrounding rural areas.
3.5.1 Give ONE point of evidence on the topographical map that indicates that Volksrust is a central place town.
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(1 x 1) (1)
3.5.2 How may the many roads passing through Volksrust impact on the sphere of influence of the town?
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(1 x 1) (1)
3.5.3 Explain your answer to QUESTION 3.5.2.
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(1 x 2) (2)
[25]
QUESTION 4: GEOGRAPHICAL INFORMATION SYSTEMS (GIS)
4.1
Refer to the orthophoto map and answer the questions that follow.
4.1.1 Define the term database.
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(1 x 1) (1)
4.1.2 An urban and regional planner wants to examine the building density of Volksrust. He/She decides to use an orthophoto map in the local council's database. Give TWO reasons for his/her choice.
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(2 x 2) (4)
4.2 Refer to block B5, which consists of a number of data layers.
4.2.1 Use the THREE data layers below to create a paper GIS in the block provided.
(3 x 1) (3)
4.2.2 Which GIS process was used to produce the paper GIS in QUESTION 4.2.1?
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(1 x 1) (1)
4.2.3 Which data storage method (vector or raster) did you use to create the paper GIS in QUESTION 4.2.1? Give ONE reason for your answer.
Storage method:
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Reason:
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(1 + 2) (3)
4.2.4 Use the letter A to indicate the most suitable site for a heavy industrial area on the paper GIS in the block (QUESTION 4.2.1). Give a reason for your choice of site.
Site in block:
Indicate the site on the paper GIS block (QUESTION 4.2.1).
Reason:_____________________________________
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(1 + 2) (3)
[15]
TOTAL: 75