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Navigation I. Nav 1_1: Maps, Scale and Distance. Learnin g Intention: To familiarise you with the main features of an Ordnance Survey map. Success Criteria: By the end of this session everyone should be able to: • Explain the p ur p ose of a map;

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Nav 1_1:

Maps, Scale and Distance


Learning Intention:

To familiarise you with the main features of an Ordnance Survey map.


Success Criteria:

By the end of this session everyone should be able to:

• Explain the purpose of a map;

• Describe the basic layout and features of an Ordnance Survey map;

• Show which way is Northon an OS Map;

• Calculate distanceson a 1:50 000 OS map.

Some of you may be able to:

• Describe the difference between True North, Grid North and Magnetic North.


Activities:

Brainstorm: What is a map?

Introduction to the 1:50k Landranger

Scale & Calculating Distances


Nav 1_2:

OS Map Symbols


Learning Intention:

To familiarise you with the main OS map symbols relevant to mountain navigation.


Success Criteria:

By the end of this session everyone should be able to:

• Locate and use the keypanel on an OS map;

• Identify 12-24 OS map symbols relevant to mountain navigation.

Some of you may be able to:

• Identify 25+ OS map symbols relevant to mountain navigation.


  • Activities:

  • Presentation. What are map symbols for?

  • Symbol Recognition

  • Feedback & Key Points


Nav 1_3:

Grid References


Learning Intention:

To enable you to use 6-figure grid references to locate and give the location of features on an OS map.


Success Criteria:

By the end of this session everyone should be able to:

• Locate a point on an OS map using a 6-figure grip reference;

• Give the location of a point on an OS map using a 6-figure grid reference.

Some of you may be able to:

• Explain the OS National Grid system and find the 2-letter code for a map section.


  • Activities:

  • Presentation: Grid References.

  • Group task, Handbook p. 21

  • Feedback & Key Points


Nav 1_4:

Contours


Learning Intention:

To enable you to understand and interpret contour lines on an OS map.


Success Criteria:

By the end of this session everyone should be able to:

• Identify and state the purpose of contour lines on an OS map;

• Use contour lines to calculate the height of any given point.

Some of you may be able to:

• Interpret the profile of a contoured feature and identify common geographical features from their contours/profiles.


  • Activities:

  • Presentation/Discussion: Hills of Braemar

  • Calculating Heights

  • Contour Interpretation


Nav 1_5:

Basic Compass Skills


Learning Intention:

To enable you to use a Silva Mk 4 compass to aid map navigation.


Success Criteria:

By the end of this session everyone should be able to:

• Describe the key features of a Silva Mk. 4 compass;

• Use a compass to set a map to Magnetic North.

Some of you may be able to:

• Describe common problems when using a compass.


  • Activities:

  • IMPORTANT REMINDER

  • Presentation: Key Features of the Silva Mk. 4 Compass

  • Practical: Which way is North?

  • Practical: Setting a map


Nav 1_6:

Assessment


Learning Intention:

To enable you to demonstrate your competence in basic map & compass skills.


Success Criteria:

By the end of this session everyone MUST be able to:

• Use a compass to set a mapto Magnetic North;

• Locatea point on an OS map using a 6-figure grid reference;

• Give the location of a point on an OS map using a 6-figure grid reference;

• Use your understanding of maps, symbols and contours to describe a route between two points on an OS map.



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