Editing SAR Fundamentals/Navigation/Map/Route Selection

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== Scope ==
== Scope ==
{{prompt|What is included in this lesson, what's not and why.}}
{{prompt|What is included in this lesson, what's not and why.}}
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prerequisites:
 
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* Students can visualize and describe landforms on a topo map.
 
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* Students can recognize forested areas, water and vegetation indicators on a topo map.
 
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* Students can determine distance and bearings between points on a topo map.
 
== Objectives ==
== Objectives ==
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== Time Plan ==
== Time Plan ==
Total Time: 15 minutes
Total Time: 15 minutes
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* 2013-02: 18 min
 
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{{lesson slides start}}
{{lesson slides start}}
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Present Objectives
Present Objectives
{{lesson slide|00:03|}}
{{lesson slide|00:03|}}
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instructional points in normal font
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''Present a topo map of a day hike area that the students aren't likely to know.''
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''aids, exercises, activities in italic''
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''Describe a travel problem for which a trail is not shown on the map.''
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:* route selection - 15min
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:** estimating travel time
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''Ask students to describe possible routes.''
 
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{{lesson slide||}}
 
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* How terrain features affect travel route.
 
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** climbing spines/ridge lines
 
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*** often easiest as more open, things fall away to either side
 
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** climbing draws
 
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*** often choked
 
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*** sometimes washed clear
 
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** traversing side hills
 
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*** difficult keeping your footing
 
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** inferring underbrush
 
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*** moisture, streams makes thicker
 
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{{lesson slide||}}
 
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''Choose one of the proposed routes. Break trip into segments of bearings and distance. Record as a set of instructions.''
 
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{{lesson slide||}}
 
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Estimating time:
 
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* 1000 ft elevation gain = 1 hr
 
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* elevation loss = no penalty
 
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* 3-5 km/hr horizontally on trail
 
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* slower if thicker bush
 
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''Estimate time of this trip.''
 
{{lesson slides end}}
{{lesson slides end}}
== Aids ==
== Aids ==
{{prompt|What materials are needed or useful in presenting this lesson.}}
{{prompt|What materials are needed or useful in presenting this lesson.}}
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* 82G/8 for each pair of students
 
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* plenty of table space
 
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* a compass for each pair of students
 
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* pencil for each student
 
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* map quality eraser for each pair
 
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== Question bank ==
 
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{{prompt|List of questions suitable for an review/exam of this section.}}
 
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See {{subpage|Question bank}}
 
== Frequently Asked Questions ==
== Frequently Asked Questions ==
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== License ==
== License ==
{{prompt|What can others do with this lesson?}}
{{prompt|What can others do with this lesson?}}
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Recommended license below. Fill in the year and the author's name(s):
Copyright © 2012, Brett Wuth.
Copyright © 2012, Brett Wuth.

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