map scales and measuring distances 1 star map and compass lesson 4

Map Scales and Measuring Map Scales and Measuring DistancesDistances

1 Star Map and Compass1 Star Map and Compass

Lesson 4Lesson 4

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RevisionRevision

Conventional SignsConventional Signs

Write down the names of these symbolsWrite down the names of these symbols

1 4 532 6

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RevisionRevision

Grid ReferencesGrid ReferencesWrite down the two rules you need to remember when doing Write down the two rules you need to remember when doing

grid references.grid references.

What is the 6 figure grid reference of the following?

(1) The Inn

(2) Halt Train Station

(3) The Letter B

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The AimThe Aim

The aim of this lesson is to teach The aim of this lesson is to teach you how to measure distance you how to measure distance

between two points on a map so between two points on a map so that by the end of the lesson you that by the end of the lesson you will be able to work out how far will be able to work out how far

your walking on your expedition.your walking on your expedition.

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ScalesScales

1 : 1

1 : 2

1 : 4

1 : 1

1 : 2

1 : 4

One on the map = One on the ground

One on the map = Two on the ground

One on the map = Four on the ground

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ScalesScales

Questions?Questions?

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Measuring DistanceMeasuring DistanceTo measure the distance along a straight line

Strip of Paper

A

B

Take a strip of paper

Place the corner on the first

point and line up the

second

Draw lines to show

where the points are

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Measuring DistanceMeasuring DistanceTo measure the distance along a straight line

Strip of Paper

A B

1 Km 10 2 3 Km

Distance = 2.2Km

Then take it to the scale at the bottom of the map

Line it up and read off the Distance

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Measuring DistanceMeasuring Distance

Questions?Questions?

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Measuring DistanceMeasuring DistanceTo measure the distance along a road or a river

Strip of Paper

Take a strip of paper

Place the corner on the first

point and line up the first bend

Draw lines to show

where the points are

Keep doing this

Stri

p of

Pap

er

A

Strip of Paper

A

Strip of Paper

A

Strip of Paper

A B

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Measuring DistanceMeasuring DistanceTo measure the distance along a straight line

1 Km 10 2 3 Km

Distance = 3.0Km

Then take it to the scale at the bottom of the map

Line it up and read off the Distance

Strip of Paper

A B

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Measuring DistancesMeasuring Distances

Questions?Questions?

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Measuring DistancesMeasuring Distances

SummarySummary

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Measuring DistancesMeasuring Distances

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