map scales and measuring distances 1 star map and compass lesson 4
TRANSCRIPT
Map Scales and Measuring Map Scales and Measuring DistancesDistances
1 Star Map and Compass1 Star Map and Compass
Lesson 4Lesson 4
0105MAC04PP
RevisionRevision
Conventional SignsConventional Signs
Write down the names of these symbolsWrite down the names of these symbols
1 4 532 6
0105MAC04PP
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
0105MAC04PP
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.
0105MAC04PP
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
0105MAC04PP
ScalesScales
Questions?Questions?
0105MAC04PP
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
0105MAC04PP
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
0105MAC04PP
Measuring DistanceMeasuring Distance
Questions?Questions?
0105MAC04PP
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
0105MAC04PP
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
0105MAC04PP
Measuring DistancesMeasuring Distances
Questions?Questions?
0105MAC04PP
Measuring DistancesMeasuring Distances
SummarySummary
0105MAC04PP
Measuring DistancesMeasuring Distances
ENDEND