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Grid and Area references

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Rob Marchetto
Rob Marchetto

Grid and Area References, Geography Skills, Geography

EducationTechnologySpiritual
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Grid & Area References ,[object Object],[object Object],[object Object]
Topographic maps are large scale and we use these for Area and Grid references
So how do we locate features on a Topographic map? ,[object Object],[object Object],[object Object],[object Object],[object Object]
Eastings Northings N 18 17 16 15 22 23 24 25 26 27
Area Reference ,[object Object],[object Object],[object Object],[object Object],[object Object],EXAMPLE: AR3363 easting northing
Eastings Northings N 18 17 16 15 22 23 24 25 26 27 The Area Reference of the house is: AR2317 Remember with (AR) you use the bottom left hand corner What is the (AR) for: The plane: AR2215 The boy: AR2316
Area references 21 22 23 24 25 26 39 38 35 36 37 A Time now for a little test. FOUR squares are going to be highlighted and you have TEN seconds to write down the area reference for each square. 10 9 8 7 6 5 4 3 2 1 A CLICK to start..... CLICK for the next square
Area references 21 22 23 24 25 26 39 38 35 36 37 A 10 9 8 7 6 5 4 3 2 1 B CLICK for the next square B
Area references 21 22 23 24 25 26 39 38 35 36 37 A 10 9 8 7 6 5 4 3 2 1 C CLICK for the next square C B
Area references 21 22 23 24 25 26 39 38 35 36 37 A 10 9 8 7 6 5 4 3 2 1 D CLICK for the next square C B D
Area references 21 22 23 24 25 26 39 38 35 36 37 A CLICK TO CHECK EACH ANSWER C B D A = 2238 B = 2536 C = 2235 D = 2337 How did you get on?
Grid References ,[object Object],[object Object],[object Object],[object Object],[object Object],Example: GR335638 easting northing Dividing the easting and northing into tenths
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Eastings Northing N 18 17 16 15 22 23 24 25 26 27 What is the grid reference (GR) for the ball in which the boy is about to catch? Answer: GR238169
6-figure grid references Come up to the Interactive White Board
Compass Directions J N E S W NW NE SE SW What direction are you walking ? 21 22 23 24 66 67 68 F A B G C H E I D D F H I J G A C E B A
Interactives ,[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Interactives ,[object Object],[object Object]

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Grid and Area references

  • 1.
  • 2. Topographic maps are large scale and we use these for Area and Grid references
  • 3.
  • 4. Eastings Northings N 18 17 16 15 22 23 24 25 26 27
  • 5.
  • 6. Eastings Northings N 18 17 16 15 22 23 24 25 26 27 The Area Reference of the house is: AR2317 Remember with (AR) you use the bottom left hand corner What is the (AR) for: The plane: AR2215 The boy: AR2316
  • 7. Area references 21 22 23 24 25 26 39 38 35 36 37 A Time now for a little test. FOUR squares are going to be highlighted and you have TEN seconds to write down the area reference for each square. 10 9 8 7 6 5 4 3 2 1 A CLICK to start..... CLICK for the next square
  • 8. Area references 21 22 23 24 25 26 39 38 35 36 37 A 10 9 8 7 6 5 4 3 2 1 B CLICK for the next square B
  • 9. Area references 21 22 23 24 25 26 39 38 35 36 37 A 10 9 8 7 6 5 4 3 2 1 C CLICK for the next square C B
  • 10. Area references 21 22 23 24 25 26 39 38 35 36 37 A 10 9 8 7 6 5 4 3 2 1 D CLICK for the next square C B D
  • 11. Area references 21 22 23 24 25 26 39 38 35 36 37 A CLICK TO CHECK EACH ANSWER C B D A = 2238 B = 2536 C = 2235 D = 2337 How did you get on?
  • 12.
  • 13. Β 
  • 14. Eastings Northing N 18 17 16 15 22 23 24 25 26 27 What is the grid reference (GR) for the ball in which the boy is about to catch? Answer: GR238169
  • 15. 6-figure grid references Come up to the Interactive White Board
  • 16. Compass Directions J N E S W NW NE SE SW What direction are you walking ? 21 22 23 24 66 67 68 F A B G C H E I D D F H I J G A C E B A
  • 17.
  • 18.
  • 19.