# Grid and Area references

Director of Quality Teaching and Learning at Calrossy Anglican School, Tamworth, Australia
Oct. 4, 2009
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### Grid and Area references

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• 2. Topographic maps are large scale and we use these for Area and Grid references
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• 4. Eastings Northings N 18 17 16 15 22 23 24 25 26 27
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• 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?
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• 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
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