NABTEB GEOGRAPHY PRACTICAL ANSWER
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Friday 5th May 2017
Geography (Practical and Physical Geography) 9.00a.m
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1a)
The scale is 1:50,000
1b)
Map distance=22cm
Ground distance=X
Map scale : 1:50,000
Ground distance =22 x 50,000/100,000
=11km
1c)
The bearing of ungwan pa hausawa from kabso hill is 110°
1d)
Old scale =1:50,000
New scale=x
1/50,000 x2 = 2/50,000
=1:25,000
New scale= =1:25,000
1e)
Length in map =48cm
Length of River Karami = 48 x 50,000/ 100,000 = 24km
1f)
The direction of river karami is south east
1g)
2960 KABSO HILL
2a)
Revolution of the earth is defined as the movement of the earth round the sun on its orbit
2b)
-It determines a year
-It Causes seasons
-Varying the length of day and night at different times of the year.
Explanation
-It determines a year: The time taken by the earth to move round the sun
-It causes season: In tropical areas like west africa, including Nigeria,there are two seasons rainy season and dry season.
But in temperate Countries, the revolution of the earth causes four seasons.
-Varying the length of the day and night at different times of the year: The length of day and night varies depending on the position of the earth in relation to the sun
2c)
-It divides the globe into two halves or hemispheres
-They are equal in length
-The minor are of a great circle between two point is the shortest surface
- Is the largest possible circle that can be drawn around a sphere
-They are the straight lines of sphere
-They are the circumference of the circle
4a)
Climate: This is defined as the average weather conditions of a place over a long period of time.
4bi)
Latitude it refers to the location of a place on the earth's surface in relation to the equator. Tropical latitude where the sun's altitude is always high have hotter temperature than lower latitude this change in temperature affect climate
4bii)
Altitude:this refers to the height of the place above the sun level.As one moves higher into the atmosphere, the temperature decreases by 6.5°c for every 1000m of ascent
4biii)
Slope and aspect: Steep slope experience more rapid change in temperature than a gentle slope
4c)
-It aid soil formation by weathering
-it determines the type of crop to be cultivated in an area
-it Causes environmental hazard
-it determines the type of nature of vegetation in an area
-it helps in agricultural purposes
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