Navigation
Essay by 24 • March 21, 2011 • 493 Words (2 Pages) • 982 Views
Navigation
What is navigation?
Importance of navigation
Navigation is the key to survival whilst on an expedition, with out it there is no route or way.
Natural navigation
There are many ways of being able to tell the direction of north and south, compasses and maps etc, but in some situations people can find them selves with neither of these and there for they must rely on natural resources to direct them in the point that they need to go. Some of these basic skills are knowing things like moss grows mainly on the northern side of tree trunks in the northern hemisphere, these are rough methods and it is much safer to know some more detailed techniques..
Shadow sticks
Find a flat piece of ground and place a stick into the ground. At the tip the shadow of the stick position a rock or something that will be able to clearly see later. Wait thirty minutes and place another rock and the new shadow. Get another stick and line up the rocks. The angel of the stick on the ground lines up West and East. The first rock being west.
Watch
In the Southern hemisphere, hold the watch and point the figure 12 towards the sun. The line that bisects the angle between the hour hand and the figure 12 is the North-South line.
Stars
In the Southern hemisphere, the best signpost is The Southern Cross. Take a line down the cross and a line down the two bright stars on its left - where these two lines cross is South.
4. Weather
4.1 Definition
4.2 Summer
Summer is a season that falls between the
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