GENERAL INFORMATION ON CLARENS
Clarens is a small town situated in the Thabo Mofutsanyana region of the Free State in South Africa - NSC Geography - Question 3 - 2024 - Paper 1
Question 3
GENERAL INFORMATION ON CLARENS
Clarens is a small town situated in the Thabo Mofutsanyana region of the Free State in South Africa.
The Rooiberg mountain range enc... show full transcript
Worked Solution & Example Answer:GENERAL INFORMATION ON CLARENS
Clarens is a small town situated in the Thabo Mofutsanyana region of the Free State in South Africa - NSC Geography - Question 3 - 2024 - Paper 1
Step 1
3.1.1 The index contour line in block A1 on the orthophoto map is … metres.
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Answer
The index contour line in block A1 on the orthophoto map is 1822 metres.
Step 2
3.1.2 The grid references for spot height 1872 in block B1 on the topographical map is …
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Answer
The grid reference for spot height 1872 in block B1 is 28°30′S; 28°15′E.
Step 3
3.1.3 (a) Determine the vertical interval (VI) of the illustrated gradient.
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The vertical interval (VI) of the illustrated gradient is 1642 m - 1822 m = 20 m.
Step 4
3.1.3 (b) Is the illustrated average gradient between 6 and 7 on the orthophoto map gentle or steep?
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The illustrated average gradient is gentle.
Step 5
3.1.3 (c) State how the illustrated average gradient influenced the human activities between 6 and 7 on the orthophoto map.
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The gentle gradient allows for easier human activities such as farming and construction as it presents less challenge in terms of movement and access.
Step 6
3.1.4 (a) Determine the true bearing (TB) from spot height 1802 to trigonometric station 1820.
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The true bearing (TB) from spot height 1802 to trigonometric station 1820 is 55°.
Step 7
3.1.4 (b) Calculate the magnetic declination (MD) for 2024 if the value of change is 4° westwards.
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The magnetic declination (MD) for 2024 is 55° - 4° = 51°.
Step 8
3.1.4 (c) Determine the bearing (MB) from spot height 1802 to trigonometric station 1820.
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The bearing (MB) from spot height 1802 to trigonometric station 1820 is 51°.
Step 9
3.2.1 What is the most likely reason for the difference in average temperature between spot height 2011 in block A2 and trigonometrical station 181 in block E3, as indicated in the table below?
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The most likely reason is due to altitude differences influencing the temperature, as higher altitudes generally have lower temperatures.
Step 10
3.2.2 The rainfall in the mapped area is seasonal. Give evidence from block E5 on the topographical map to support this statement.
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Evidence from block E5 includes the presence of seasonal streams and vegetation that indicate periods of rainfall followed by dry spells.
Step 11
3.2.3 At what time (morning or afternoon) was the photograph taken?
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The photograph was taken in the morning.
Step 12
3.2.4 Give a reason for your answer to QUESTION 3.2.3.
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The shadows in the photograph fall towards the west, indicating that the sun is in the east, typical of morning hours.
Step 13
3.2.5 State the purpose of the row of trees in blocks A5 and B5.
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The row of trees serves as a windbreak, reducing soil erosion and protecting crops.
Step 14
3.2.6 The sun during the day in block B4 on the orthophoto map is ... and is known as a...
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The sun during the day in block B4 is in a south-westerly direction and is known as a valley.
Step 15
3.2.7 In which direction does stream F in block A2 flow?
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Stream F in block A2 flows in a south-westerly direction.
Step 16
3.2.8 Describe how the stream at G made cultivation possible.
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The stream at G provides water for irrigation, which made the land fertile and suitable for cultivation.
Step 17
3.3.1 The dam at H in block B3 on the topographical map is a ... feature and is considered to be ... water.
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The dam at H in block B3 is a polygon feature and is considered to be a non-perennial water source.
Step 18
3.3.2 Identify the remote sensing device in the sketch.
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The remote sensing device in the sketch is a satellite.
Step 19
3.3.3 Is the resolution of the orthophoto map high or low?
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The resolution of the orthophoto map is high.
Step 20
3.3.4 Give a reason for your answer to QUESTION 3.3.3.
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The high resolution is evident, as features can be clearly seen without significant distortion.
Step 21
3.3.5 The cost of developing infrastructure in blocks C4 and C5 will be (more/less) expensive.
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The cost of developing infrastructure in blocks C4 and C5 will be less expensive due to easier access and resources.
Step 22
3.3.6 Give a reason for your answer.
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This is because developing infrastructure in areas with existing resources and access is generally more cost-effective.
