Geography Grade 12 P2 Eastern Cape Mock 2015 Memo (English)

Downloaded from hlayiso.com NATIONAL SENIOR CERTIFICATE GRADE 12 SEPTEMBER 2015 GEOGRAPHY P2 MEMORANDUM MARKS: 75 This memorandum consists of 11 pages.

Downloaded from hlayiso.com 2 GEOGRAPHY P2 (EC/SEPTEMBER 2015) SECTION A QUESTION 1: MULTIPLE-CHOICE QUESTIONS The following statements are based on the 1 : 50 000 topographic map 2726 DC ODENDAALSRUS, as well as the orthophoto map of a part of the mapped area. Various options are provided as possible answers to the following statements. Choose the correct answer and write only the letter (A–D) in the block next to each statement. 1.1 The orthophoto map only depicts the … part of the topographic map. A south-eastern B northern B C north-eastern D south-western 1.2 The rows of trees, in block A1, found close to the mines are used as … A demarcations of farmland. B protection for the riverbanks. D C plantations. D windbreaks. 1.3 An orthophoto map is a … aerial photograph which has contour lines and other labelled features drawn on it. A high oblique B low oblique D C horizontal D vertical 1.4 When travelling in a southerly direction on the R30 from Odendaalsrus, in block B2, the next central place settlement will be ... A Theunissen. B Virginia. A C Welkom. D Bloemfontein. 1.5 The mean annual change of the magnetic declination from 1995 to 2000 was … A 14' west. B 4' east. C C 5' west. D 5' east. Copyright reserved Please turn over

Downloaded from hlayiso.com (EC/SEPTEMBER 2015) GEOGRAPHY P2 3 1.6 The true bearing from trigonometrical station 345, in block F1, to the Yacht Club, in block I2 is … A 163°. B 74°. A C 343°. D 170°. 1.7 The main means of transporting water, in block H3/D2, from the mines to the dams on the topographic map is by … A furrows and windpumps. B canals and windpumps. C C pipelines and furrows. D windpumps. 1.8 The area marked 1 on the orthophoto map is … A mining area. B non-perennial water. B C mine dump. D recreational area. 1.9 The aerodrome in block I2 on the topographic map is found in the ... A CBD. B rural-urban fringe. B C residential area. D recreational area. 1.10 The feature marked 2 on the orthophoto map is a/an ... A minedump. B embankment. A C cemetery. D holiday resort. 1.11 The settlement of Odendaalsrus, in block B3, originally developed as a … settlement. A mining. B farming. A C resort. D junction. Copyright reserved Please turn over

Downloaded from hlayiso.com 4 GEOGRAPHY P2 (EC/SEPTEMBER 2015) 1.12 The residential area marked A on the topographic map shows a … street pattern. A grid-iron B radial D C concentric D irregular 1.13 The natural feature marked B on the topographic map in block G2 is a … A dry pan. B perennial river. D C non-perennial river. D marsh and vlei. 1.14 The road connecting Odendaalsrus with Virginia, via Welkom, is a … A national road. B main road. C C arterial road. D other road. 1.15 What recreational facility is found at the co-ordinates 27°54'10"S 26°42'45"E/27°54,2'S 26°42,8'E on the topographic map? A Diggings B Horse riding club D C Caravan park D Phakisa motor racing track (15 x 1) (15) TOTAL SECTION A: 15 Copyright reserved Please turn over

Downloaded from hlayiso.com (EC/SEPTEMBER 2015) GEOGRAPHY P2 5 SECTION B QUESTION 2: MAPWORK TECHNIQUES AND CALCULATIONS 2.1 If you were travelling SSE (south south east) on a train (5 on orthophoto map), would Oudensdaal be to your east or west? West  (1 x 1) (1) 2.2 Are points 4 to 5 on the orthophoto map intervisible? Give a reason for your answer. No./Points are not intervisible  There are buildings/vegetation (trees) in-between.  (2 x 1) (2) 2.3 Calculate the area of the demarcated (marked off) region on the topographical map, which illustrates the area covered by the orthophoto map, in square kilometres (km²). Show ALL calculations. Marks will be awarded for calculations. AREA = L x B  [Allow for 2 mm] L= (or 11,0 x 0,5) (10,8 – 11,2) B= (or 5,6 x 0,5) (5,4 – 5,8) = 5,5 km  x 2,8 km  = 15,4 km²  (Range = 14,58 – 16,24 km²) [No units in final answer – no marks.] (6 x 1) (6) 2.4 Calculate the average gradient from spot height 1341, in block C4, to spot height 1357, in D6. Use the straight-line distance between the two spot heights. Show ALL the calculations. Marks will be awarded for calculations. Gradient = VI/HE  VI = 1 357 – 1 341 = 16 m  HE = 8,6 cm  x 50 000 ÷ 100 [8,5 cm – 8,7 cm] = 4 300 m [4 250 m – 4 350 m]  Gradient = 16 m ÷ 4 300 m  = 1 : 268,75  [Range: 265,63 – 271,88] (6 x 1) (6) Copyright reserved Please turn over

Downloaded from hlayiso.com 6 GEOGRAPHY P2 (EC/SEPTEMBER 2015) 2.4.1 Is the gradient that you calculated in QUESTION 2.4 steep or gentle? Gentle  (1 x 1) (1) 2.4.2 Explain your answer to QUESTION 2.4.1. For every 252,98 – 258,93 travelled along the ground,  you rise by 1 m.  [Wrong answer in QUESTION 2.4.1 – no mark for QUESTION 2.4.2] (2 x 1) (2) 2.5 Explain why the Gert Combrink Dam in block B/C 3 appears larger on the orthophoto map, marked 12, than on the topographic map. Orthophoto has a larger scale (1 : 10 000) as compared to the topographical map (1 : 50 000) – 5 times larger scale.  OR Topographical map has a smaller scale (1 : 50 000) as compared to the orthophoto map (1: 10 000).  (1 x 1) (1) 2.6 State the contour interval of the orthophoto map. 5m (1 x 1) (1) TOTAL SECTION B: 20 Copyright reserved Please turn over

Downloaded from hlayiso.com (EC/SEPTEMBER 2015) GEOGRAPHY P2 7 SECTION C QUESTION 3: MAP INTERPRETATION AND ANALYSIS 3.1 The sketch map below represents part of the area covered by the topographical map. Study the topographical map and then indicate the features, referred to in (3.1.1–3.1.4) as accurately as possible on the sketch map. Reference Verwysing River -------- Rivier Roads Paaie Railway Spoorweg Built-up areas Beboude gebied 3.1.1 The reference number of the topographic map. Reference no: 2726 DC (ODENDAALSRUS)  (1 x 1) (1) 3.1.2 Indicate on the sketch trigonometrical station Δ286 (block C5) with the letter C and give its height. C = (ON THE SKETCH)  1 360 m  (2 x 1) (2) 3.1.3 Give the destination of the main arterial road leading south east marked D. D = Welkom  (1 x 1) (1) Copyright reserved Please turn over

Downloaded from hlayiso.com 8 GEOGRAPHY P2 (EC/SEPTEMBER 2015) 3.1.4 Identify the human activity at the following places: E = Golf course/Recreation  F = Slimes dam  (2 x 1) (2) 3.2 Give ONE piece of evidence, in block A2, from the topographical map that supports the fact that gold mining takes place in the area. Freddies Gold Mine (A2)  [Any ONE – Accept other – must name mining.] (1 x 2) (2) 3.3 Locate Free State Geduld Mine, in blocks E3 and E4. 3.3.1 List THREE services or facilities that support this mine. Roads  Railways/Service rail  Slime dams  Settlements  Hostels  Sewerage works  Recreational areas  Shops  Cemetery  [Any THREE] (3 x 1) (3) 3.3.2 Over recent decades, gold has declined in importance. What impact has this had on the economy of Odendaalsrus? The town may suffer economically.  People lose their jobs.  Less money to spend in the town.  [Any ONE – Accept other reasonable answers.] (1 x 2) (2) 3.4 Explain TWO environmental impacts of gold mining in the area. Environmental damage – scarring of the landscape  Disruption of ecosystems  Air/water pollution  [Any TWO – But not health related responses] (2 x 2) (4) Copyright reserved Please turn over

Downloaded from hlayiso.com (EC/SEPTEMBER 2015) GEOGRAPHY P2 9 3.5 Identify the types of rural/urban land uses at 9, 10 and 11 on the orthophoto map. Give a reason for the choice of the original site in each case. SITE TYPE CHOICE OF SITE 9 CBD  Flat/Accessible  Rural urban fringe / 10 Recreation  cheap land  Close to railway + roads / 11 Industry  Flat land  (6 x 1) (6) 3.6 Refer to the R30 arterial road, in block H3, on the topographic map. State ONE advantage of the R30 bypassing the town of Welkom. Reduces traffic congestion  Reduces overcrowding  Reduces air/noise pollution  Reduces accidents  [Any ONE] (1 x 2) (2) TOTAL SECTION C: 25 Copyright reserved Please turn over

Downloaded from hlayiso.com 10 GEOGRAPHY P2 (EC/SEPTEMBER 2015) SECTION D QUESTION 4: GEOGRAPHICAL INFORMATION SYSTEMS (GIS) 4.1 State THREE processes when working with GIS. Data input  Data storing  Data manipulation  Data analysis  Data information  Data management  Data application  [ANY THREE – Accept other] (3 x 1) (3) 4.2 Data storage in GIS should be in a form of … 1. vector.  2. raster.  (2 x 1) (2) 4.3 There are hundreds of data-collecting satellites orbiting earth. 4.3.1 Define the term remote sensing. Refers to the observation of the earth from a distance using satellites to gather information without having direct contact with the area.  [CONCEPT] (1 x 1) (1) 4.3.2 Satellites gather data by using a/an (active/passive) system. (Choose the correct word.) passive  (1 x 1) (1) Copyright reserved Please turn over

Downloaded from hlayiso.com (EC/SEPTEMBER 2015) GEOGRAPHY P2 11 4.4 Another new mining development is planned for the Odendaalsrus. A GIS specialist has been called in to assist the mining developers with conducting an EIA (Environmental Impact Assessment) for the project. 4.4.1 Evaluate why a GIS analysis would be beneficial. Need spacial queries: Direction questions – Where on the map? Position in relationship to town  Distance questions – Mine not to close to nature reserves  Marsh and wetland Topography questions – Pollution in the area  Rock type/drainage of area  [ANY TWO – Accept other reasonable answers applicable to the answer.] (2 x 2) (4) 4.4.2 Identify the TWO layers that a specialist would use for this study. Geological rock structure/Ground  Undergroundwater/Rivers/Drainage  Relief layers/Mine dump/Relief altered  Infrastructure – Roads/Railway layers/Degradation  Economic activities  Power lines  [ANY TWO – Accept other answer related to negative impact of mining.] (2 x 1) (2) 4.4.3 Motivate each of the answers given in QUESTION 4.4.2. Geological rock structure – Sinkholes  Undergroundwater/Rivers – Groundwater and rivers polluted  Relief layers – Relief altered/environmental despolation/ landscape scarred  Infrastructure – Roads/railway layers – altered routes  (2 x 1) (2) TOTAL SECTION D: 15 GRAND TOTAL: 75 Copyright reserved Please turn over

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