Geography Grade 10 P2 Eastern Cape November 2019 Memo (English)

Downloaded from hlayiso.com NATIONAL SENIOR CERTIFICATE NOVEMBER 2019 GRADE 10 GEOGRAPHY P2 MARKING GUIDELINE MARKS: 75 This marking guideline consists of 12 pages.

Downloaded from hlayiso.com 2 GEOGRAPHY P2 (EC/NOVEMBER 2019) GENERAL INFORMATION ON VRYHEID The town of Vryheid in KwaZulu-Natal Province lies southward along the R33 in the valley at the foot of the Zungwini Mountain. It is the centre of coal mining and cattle farming in the district and being an old town with a historical past, there are a number of national monuments in the town. Decisive battles were fought in the vicinity during the Anglo Boer War. Coordinates: 27° 46′ 3″ S, 30° 47′ 9″ E [Source: https://www.google.co.za/images] Copyright reserved Please turn over

Downloaded from hlayiso.com (EC/NOVEMBER 2019) GEOGRAPHY P2 3 QUESTION 1: MULTIPLE-CHOICE QUESTIONS The questions below are based on the 1 : 50 000 topographic map 2730DD VRYHEID, 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 (1.1–1.15). 1.1 The type of scale evident on the orthophoto map is a ... A line scale. B ratio scale. C word scale. B D Richter scale. 1.2 The contour interval of the topographic map is … A 20 m. B 10 m. A C 15 m. D 20 km. 1.3 The 1 : 50 000 scale of the topographic map is ... than that of the orthophoto map. A 5 times smaller B 5 times larger A C 50 times smaller D 50 times larger 1.4 The index number of the map sheet southwest of Vryheid on the topographic map is … A 2730 BB. B 2731 CC. C C 2730 BA. D 2731 AA. 1.5 The distance of the line labelled D on the topographical map is ... A 2,1 km B 0,21 km B C 21 km D 210 km Copyright reserved Please turn over

Downloaded from hlayiso.com 4 GEOGRAPHY P2 (EC/NOVEMBER 2019) 1.6 The height of an index contour line labelled Y, in block D6 on the topographic map is ... A 1 120 m. B 1 100 m. C 1 200 m. B D 1 050 m. 1.7 The man-made feature found at grid reference 27⁰48′35′′S / 30⁰47′40′′E is a(n) ... A dam. B valley. C C excavation. D mine dump. 1.8 The evidence that mining has taken place in block F1 is the presence of … A a river. B roads. C C mine dumps. D excavations. 1.9 The land use in block A6 is for the following activities: A Mining and fishing B Diggings and excavation C C Cultivation and diggings D Dams and diggings 1.10 The altitude shown by the trigonometrical station in block G2 is … A 365 m. B 1 190 m. D C 365 km. D 1 218,3 m. 1.11 The true bearing of trigonometrical beacon number 103 in block D4 from trigonometrical beacon number 381 in block B5 is … A 300°. B 067°. B C 275°. D 090°. Copyright reserved Please turn over

Downloaded from hlayiso.com (EC/NOVEMBER 2019) GEOGRAPHY P2 5 1.12 If you travel south-westerly on main road R33 from the police station in block C2 in Vryheid along Route 33 on the topographic map, you are going to ... A Hlobane. B Paulpietersberg. C Kingsley. C D Tinta Drift. 1.13 The area in block E1 is largely covered by ... A buildings. B woodlands. C dams. B D sports fields. 1.14 Refer to both the orthophoto and topographic map. The feature labelled 7 on the orthophoto map is a ... A police station. B school. C hotel. B D hospital. 1.15 The water extraction feature in block A3 on the topographic map is a ... A weir. B wind pump. C dam. B D furrow. (15 x 1) [15] Copyright reserved Please turn over

Downloaded from hlayiso.com 6 GEOGRAPHY P2 (EC/NOVEMBER 2019) SECTION B: MAPWORK CALCULATIONS AND TECHNIQUES QUESTION 2 2.1 Refer to the orthophoto map. 2.1.1 Measure and calculate the distance between points 1 and 2 in kilometres. Distance = cm/scale x 100 000 3,4 cm √ /10 000 x 100 000 [Range: 3,3–3,5 cm] = 34 km √ [Range: 33–35 km] (2 x 1) (2) 2.2 Calculate the area covered by the orthophoto map (also indicated by a black rectangular box on the topographic map). Use the formula: AREA = LENGTH x WIDTH Length = 8,2 cm √ x 0,5 [8,1 cm–8,3 cm] = 4,1 km √ Width = 5,8 cm √ x 0,5 [5,7 cm–5,9 cm] = 2,9 km √ Area = 4,1 x 2,9 = 11,89 km2 √ [Range = 11,5–12,24 km2] (5 x 1) (5) 2.3 Refer to block G3 on the topographic map. Identify trigonometrical beacon number 60 and spot height 1395. 2.3.1 Is the slope between the two features named above steep or gentle? Steep √ (1 x 1) (1) 2.3.2 Support your answer in QUESTION 2.3.1 above. Contour lines are closely spaced. √√ Land rises sharp over short distance. √√ Trig beacon 60 is on a hill top √√ [Any ONE] (1 x 2) (2) 2.3.3 Work out the difference in height between trigonometrical beacon number 60 and spot height 1395. 1 430,9 m – 1 395 m √ = 35,9 m √ (2 x 1) (2) Copyright reserved Please turn over

Downloaded from hlayiso.com (EC/NOVEMBER 2019) GEOGRAPHY P2 7 2.4 Calculate the magnetic declination of the map for the present year. Difference in years: 2019 – 1997 = 22 √ years Mean annual change: 6′ √ West Total change: 22 x 6′ = 132′W (1° = 60′) = 2⁰ 12′ √ W Magnetic declination: 19° 38′ + √ 2⁰ 12′ = 21° 50′ WTN √ (5 x 1) (5) 2.5 Refer to the contour lines below which depict a landform found in blocks F4/5 on the topographic map (between spot heights 1274 in F4 and 1368 in F5) to answer the questions that follow. 2.5.1 Draw a simple free-hand (not to scale) cross section of the landform shown by the contour lines from A to B. √ correct shape of cross section √ different height of hills √ saddle not touching ground level (2 x 1) (2) 2.5.2 Name the landform that is depicted by the cross section in QUESTION 2.5.2 above. Saddle / butte / pointed butte √ [Any ONE] (1 x 1) (1) [20] Copyright reserved Please turn over

Downloaded from hlayiso.com 8 GEOGRAPHY P2 (EC/NOVEMBER 2019) QUESTION 3: MAP AND PHOTO APPLICATION AND INTERPRETATION 3.1 Refer to block D4 on the topographic map. 3.1.1 Name the activity that is practised at A. Excavation √ (1 x 1) (1) 3.1.2 Describe how the activity named in QUESTION 3.1.1 above can be hazardous (harmful) to the environment and people’s activities. The landscape loses shape √√ It leads to land degradation/desertification √√ Top soil/fertile soil with nutrients is lost √√ Land loses importance for cultivation √√ Plant and animal species are lost by clearing vegetation √√ It facilitates soil erosion √√ [Any ONE] (1 x 2) (2) 3.2 Refer to the table below together with the topographic map to answer the questions that follow. VRYHEID WEATHER BY MONTH / WEATHER AVERAGES January February March August September October November December April May June July Avg. Temperature 21 21 20 18,1 15,2 12,8 12,8 15 16,9 18,7 19,6 20,6 (°C) Precipitation / 148 123 100 43 22 11 13 20 43 92 122 149 Rainfall (mm) 3.2.1 What was the mean monthly temperature for June? 12,8 degrees Celsius √/12,8 °C (1 x 1) (1) 3.2.2 State the month in which Vryheid receives its highest rainfall. December √ (1 x 1) (1) 3.2.3 Calculate the mean annual temperature range for Vryheid. 21 °C – 12,8 °C √ = 8,2 °C √ (2 x 1) (2) Copyright reserved Please turn over

Downloaded from hlayiso.com (EC/NOVEMBER 2019) GEOGRAPHY P2 9 3.2.4 Vryheid receives less than average rainfall. Provide TWO pieces of evidence from the map showing that Vryheid receives seasonal rainfall. Presence of non-perennial rivers √ Wind pumps √ Reservoirs √ [Any TWO] (2 x 1) (2) 3.3 Refer to the topographic map. 3.3.1 Name any recreational activity in block C2. Golf/golf driving √ (1 x 1) (1) 3.3.2 Identify any ONE tourist attraction in the Vryheid mapped area. Hotels √√ Golf driving / Golf course √√ Dams/Fishing/Boating √√ Mountain viewing / Besterkop / Esikhuma / Skaapkoppie / Lancaster Hill / Hiking / Vryheid Nature Reserve √√ National monuments √√ [Any ONE] (1 x 2) (2) 3.4 Name the feature labelled 6 on the orthophoto map. Power lines √ (1 x 1) (1) 3.5 Refer to the Klipfontein Dam on the topographic map. 3.5.1 Mention the main river that supplies the dam with water. Besterspruit river √ (1 x 1) (1) 3.5.2 A man was canoeing in the Klipfontein Dam moving from Inkamana (block D5) towards the damwall (block D6). Determine the direction the man was heading in. Southwards/South √ (1 x 1) (1) 3.5.3 Suggest TWO possible ways in which Inkamana (block D5) and the neighbouring settlements would benefit from the Klipfontein Dam. Water for domestic/Recreation/Irrigation/Farming/Fishing √ Cooling temperatures in summer √ Job creation / Tour guides √ Agricultural projects √ [Any TWO] (2 x 1) (2) Copyright reserved Please turn over

Downloaded from hlayiso.com 10 GEOGRAPHY P2 (EC/NOVEMBER 2019) 3.5.4 Give ONE reason why people at Inkamana would consider the dam as a threat to their lives during flooding. Dam water can overspread causing flood into the settlement √√ They are located on a lower ground √√ Mosquitos in summer causing malaria disease √√ Unclean water especially in dry seasons causing cholera √√ [Any ONE] (1 x 2) (2) 3.6 Refer to the landform in block B/C6. 3.6.1 The feature represented by the contour lines crossed by line E is a/an (spur/valley). Valley √ (1 x 1) (1) 3.6.2 Support your answer to QUESTION 3.6.1 above. Contours are pointing to higher ground √√ Presence of a river along the marshes √√ [Any ONE] (2) (1 x 2) 3.7 Refer to the orthophoto map. 3.7.1 Choose the correct answer from the options between brackets: The orthophoto map is derived from a (high oblique / vertical aerial) photograph. Vertical aerial √ (1 x 1) (1) 3.7.2 Describe the difference between an oblique and vertical photograph. In vertical photographs the camera is perpendicular / vertical above the earth’s surface / taken from the air √√ In oblique photographs the camera is tilted/slanting at an angle √√ Objects behind high features like hills or buildings are obscured/ hidden in oblique √√ Objects below appear from their roof top √√ Scale varies within the same photographs in oblique / Objects in the foreground appear larger than those in the background √√ The scale is nearly the same for vertical photographs √√ [Any ONE] (1 x 2) (2) [25] Copyright reserved Please turn over

Downloaded from hlayiso.com (EC/NOVEMBER 2019) GEOGRAPHY P2 11 QUESTION 4: GEOGRAPHIC INFORMATION SYSTEMS (GIS) 4.1 Refer to FIGURE 4.1 below which shows parts of a GIS component system and how it operates to answer the following questions. FIGURE 4.1 4.1.1 Define the term geographical information systems (GIS). Is a computer-based tool of doing work √ Is a computer-based technique of gathering, manipulating, storing and retrieving information for doing work. √ (1 x 1) (1) 4.1.2 Name any FOUR components of GIS. Software √/Users √/Procedures or Methods √/Data √/Network √ [Any FOUR] (4 x 1) (4) 4.1.3 From FIGURE 4.1 above, name any ONE hardware device that is used for: (a) Capturing information into the system Scanner/Keyboard √ (b) Storing information in the system. Image server/CPU/Tape back-up/File server √ (c) Connecting the system to a network Network cable/Modem √ (3 x 1) (3) Copyright reserved Please turn over

Downloaded from hlayiso.com 12 GEOGRAPHY P2 (EC/NOVEMBER 2019) 4.2 Explain the importance of using GIS in today’s fast changing world. Computers are faster / cheaper / efficient √√ More information is coming into the world √√ The world’s problems exist in a geographical context √√ GIS can be used in daily lives, e.g. choosing a nearby school √√ [Any ONE] (1 x 2) (2) 4.3 Refer to block D3 on the topographic map. 4.3.1 State ONE example of each of the following types of features in block D3. (a) Area/(Polygon): Excavation/Recreation ground/Lakeside settlements/Cemetary √ [Any ONE] (b) Line/(Arc): Arterial Road/Secondary road/Power line/Track/hiking trail/River √ [Any ONE] (c) Point/(Node): Buildings/School/Trigonometrical beacon/ Trees √ [Any ONE] (3 x 1) (3) 4.4 Refer to the area on the top north-western part of the orthophoto map. Explain why it would be wise for the surveyors to use remote sensing in collecting data from that area. Not accessible by roads/no roads leading there √√ It can be dangerous to go there because of snakes and wild animals √√ Landscape is too steep, forested and unreachable √√ Remote sensors can easily reach unreachable places from a distance √√ [Any ONE] (1 x 2) (2) [15] TOTAL: 75 Copyright reserved Please turn over