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प्रश्न
Why are ‘True North’ and ‘Grid North’ different?
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उत्तर
Semi-circular lines of longitude are often depicted as straight on maps. The represented north is grid north. The earth’s spherical shape creates a difference from true north.
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संबंधित प्रश्न
Match the following
| A | B | ||
| 1 | Scale | (i) | Words |
| 2 | Statement scale | (ii) | Straight Line divided into lengths |
| 3 | Linear Scale | (iii) | Curved line |
| 4 | ruler | (iv) | Ratio |
| 5 | twine | (v) | Straight Line |
State whether the following is true or false.
The numerator in a Representative Fraction expresses the actual distance between two places on the ground.
State whether the following is true or false.
The distance along a curved line is measured by a ruler.
Describe the method by which the distance on a curved line is measured.
How is a distance on a map measured by a piece of twine?
With regard to scale, answer the following question:
Convert the following statement into R.F.
25 cm on the map = 5 km on ground.
With regard to scale, answer the following question:
Convert the following statement into R.F.
7 cm on the map = 63000 meters on ground.
With regard to scale, answer the following question:
Convert the following statement into R.F.
15 cm = 6 km
Convert the following representative fraction into a statement:
1 : 10 (to show metres)
Convert the following representative fraction into a statement:
1 : 200,000 (to show kilometres)
