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Coverage of magnetic bearing, declination and true bearing
Typology: Exercises
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GEOG111 Practical Exercise 2: Direction, Bearing and Magnetic Declination – Questions
1.2 Indicate the correct option for the true bearing from spotheight •882 to spotheight •706. (1) a) 12 ⁰ b) 42 ⁰ c) 62 ⁰ d) 102 ⁰ 1.3 Give the direction of the following: a) General flow direction of the Lourens River. (1) b) Spotheight •746 (Kleinnek) to spotheight •1090 (Suurberg). ( 1 )
Gemiddelde magnetiese deklinasie: 23 ⁰ 54 ’Wes van Ware Noord (Desember 2014) Gemiddelde jaarlikse verandering: 6’ Weswaarts (Desember 2014 - November 2015) During the Summer Recess you volunteer your geographic expertise to Working on Fire. One day a big fire sweeps through the Sneeuberg Mountains and reaches the Hexberg Nature Reserve. You are tasked with calculating the magnetic bearing for the fire response team for the year 2024 from Δ to spotheight 1328 , when true bearing is measured as 224 ⁰. Show all calculations. ( 8 )
4. Convert the following word scales to ratio scales. Show all calculations. 4.1 9 km per 6 cm (4) 4.2 18 m per 5 mm (4) 5. Convert the following ratio scales to word scales. Show all calculations. 5.1 1:400 000 (kilometer-per-centimeter scale) ( 4 ) 5.2 1:900 000 (meter-per-centimeter scale) ( 4 ) TOTAL: 36