Part 1: Map Reading Flashcards
Which lines go North-South
Longitude
Which lines go East-West
Latitude
Which series of maps are most often used for navigation, walking, etc?
M726 series
What scale are M726 series maps?
1:50,000
What scale is used for long-distance air navigation?
1:1,000,000
How many norths are there?
3: True North, Grid North, Magnetic North
What are Trig points?
Small concrete pillars, blue triangle on map
What is Relief?
Rise and fall of the ground
How widely spaced are contour lines?
10 metre intervals (every 5th line is thicker)
Contour lines are continuous except where?
At a cliff face
If contour lines are close together, what does this mean?
Steep slope
If contour lines are widely spaced, what does this mean?
Gentle slope
What does PC stand for on a map?
Public Convenience (ie toilet)
What does PH stand for on a map?
Public House (pub)
What does P stand for on a map?
Post Office
What does CG stand for on a map?
Coastguard
What does MS stand for on a map?
Mile Stone
What is a roamer?
A device with tenths marked out in different scales along one edge – to assist with 6 figure grid references
What do 4 figure grid references refer to?
A given square on a map (SW corner)
What do 6 figure grid references refer to?
A specific point on a map
How can you work out if one place can be seen from another?
Draw a cross-section
