Explain the following terms:
(i) Grid North
(ii) Magnetic Variation
(iii) Cardinal Points
(iv) Magnetic North
(i) Grid North
(ii) Magnetic Variation
(iii) Cardinal Points
(iv) Magnetic North
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Solution and Explanation
Grid North:
Grid North is the direction of the vertical grid lines shown on a map, pointing towards the top of the map.
Magnetic Variation:
Magnetic variation is the angular difference between True North and Magnetic North. It varies based on location and time.
Cardinal Points:
Cardinal points are the four main directions on a compass: North, East, South, and West.
Magnetic North:
Magnetic North is the direction a magnetic compass needle points, which aligns with the Earth’s magnetic field.
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