Map Scales and Measuring Distances

1. Map Scales and Measuring Distances 1 Star Map and Compass Lesson 4

2. Revision Conventional Signs Write down the names of these symbols 1 2 3 4 5 6 0105MAC04PP

3. Revision Grid References Write down the two rules you need to remember when doing grid references. • What is the 6 figure grid reference of the following? • The Inn • Halt Train Station • The Letter B 0105MAC04PP

4. The Aim The aim of this lesson is to teach you how to measure distance between two points on a map so that by the end of the lesson you will be able to work out how far your walking on your expedition. 0105MAC04PP

5. 1 : 1 1 : 1 1 : 2 1 : 2 1 : 4 1 : 4 Scales One on the map = One on the ground One on the map = Two on the ground One on the map = Four on the ground 0105MAC04PP

6. Scales Questions? 0105MAC04PP

7. Strip of Paper Measuring Distance To measure the distance along a straight line Take a strip of paper Place the corner on the first point and line up the second B Draw lines to show where the points are A 0105MAC04PP

8. 1 Km 0 1 2 3 Km A B Strip of Paper Measuring Distance To measure the distance along a straight line Distance = 2.2Km Then take it to the scale at the bottom of the map Line it up and read off the Distance 0105MAC04PP

9. Measuring Distance Questions? 0105MAC04PP

10. A A A Strip of Paper Strip of Paper Strip of Paper Strip of Paper Strip of Paper Measuring Distance To measure the distance along a road or a river Take a strip of paper Place the corner on the first point and line up the first bend A Draw lines to show where the points are B Keep doing this 0105MAC04PP

11. 1 Km 0 1 2 3 Km A B Strip of Paper Measuring Distance To measure the distance along a straight line Distance = 3.0Km Then take it to the scale at the bottom of the map Line it up and read off the Distance 0105MAC04PP

12. Measuring Distances Questions? 0105MAC04PP

13. Measuring Distances Summary 0105MAC04PP

14. Measuring Distances END 0105MAC04PP