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MAP AND COMPASS

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MAP AND COMPASS Learning the Basics MAP AND COMPASS Where things are and how to get to them Describe the shape of the land Define and locate natural and man made ... – PowerPoint PPT presentation

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Title: MAP AND COMPASS


1
MAP AND COMPASS
  • Learning the Basics

2
MAP AND COMPASS
Topographic Maps
  • Where things are and how to get to them
  • Describe the shape of the land
  • Define and locate natural and man made features
  • Distance between two places
  • Direction from one point to another

3
MAP AND COMPASS
TOPOGRAPHIC MAP SYMBOLS
Primary highway
Overpass - Underpass
Secondary highway
Buildings
School -- church
Light-duty road
Woodland
Unimproved road
Trail
Orchard
Railroad single track
Scrub
Railroad double track
Well water spring
Bridge
Rapids
Tunnel
March (swamp)
Falls
Footbridge
4
MAP AND COMPASS
Map Problem
Its July. Lets suppose youre starting a hike
at A and heading for Q.
PROBLEM 1. For local information or in case of
emergency would you go to B, C, or D? Why?
ANSWER 1. C has telephone lines next to it. B is
a school and probably closed in summer. D is a
cemetery.
PROBLEM 2.The Wahootchee River flows NW to SE. To
paddle downstream, would it be safer to launch
canoes at E or F. Why?
ANSWER 2. Launch them at F. The map shows rapids
between E and F.
PROBLEM 3.Would you cross the river at G or H?
Why?
ANSWER 3. Use the footbridge at G. H is a
railroad bridge.
PROBLEM 4. Where would you most likely find
firewood I or U? Why?
ANSWER 4. At I. Because I is scrub woods. U is an
orchard
Problem 5. Which trail would you take J or K?
Why?
ANSWER 5. K. J goes through a swamp.
PROBLEM 6. Which is the easier way to reach P
Trail L or M? Why?
ANSWER 6. The closer contour lines of M show a
steeper climb.
5
MAP AND COMPASS
Direction of Travel Arrow
Magnifying Glass
Dial or Graduation ring
Bearing Index
Compass needle Red points North
Orienting Arrow and fluorescent dots
North-south lines or orienting lines
6
MAP AND COMPASS
THE SYLVA SYSTEM Easy as 1-2-3
Point the baseplate to your destination
7
MAP AND COMPASS
THE SYLVA SYSTEM Easy as 1-2-3
Set Compass Heading
8
MAP AND COMPASS
THE SYLVA SYSTEM Easy as 1-2-3
Follow Your Heading
9
MAP AND COMPASS
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