l3 grid references ap 2012
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TRANSCRIPT
Four Figure Grid References
Lesson objective:To be able to locate places on a
map using four figure grid references.
Learning Objective: What are four figure grid references?
How can we locate places on a map?
• 4 figure Grid references
STICK YOUR SHEET IN!
Four Figure Grid References
• To get a ________ figure grid reference, look in the bottom left hand _________ of the box. Look down the ______ and read off the number. Then read ________ and read off the number.
• Line Across Corner Four
Undercover Agent
• Have a go at cracking the code using the grid references
If you have finished – come up with some codes of your own!!!
If you have finished then try this one:0124 0524 0122 0223 0624 0522 0220 0623 0424 0522 0220 0324 0122 0321
Undercover Agent
• Have a go at cracking the code using the grid references
If you have finished – come up with some codes of your own!!!
If you have finished then try this one:0124 0524 0122 0223 0624 0522 0220 0623 0424 0522 0220 0324 0122 0321
Four figure grid reference on a map
• On a map is just the same as the letters, like this …
Let’s find grid square 21 31
To read a 4 figure grid reference go along to the line number of the first 2 numbers and then go up to the line with the second 2 numbers.
You are now at the bottom left hand corner of grid square 21
31
What grid square is the letter T in?
See how the grid line numbers are now shown on the map
Click here to see if you’re right
T is in grid square 04 82Along to line 04
Up to line 82
Now we are at the bottom left of square 04 82
Now try your hand at these 6 questions …..
1. What square is the Caravan Park on the map on the following page?
Click here for map
Decide what you think the grid square is then click on the red button to check your
answer
Caravan Park is in grid square 25 72.
2. What square is the Windmill on the map on the following page?
Click here for map
Which grid square is the windmill in? Click on the red button to check your
answer
The Windmill is in grid square 29 70.
3. What square is the station on the map on the following page?
Click here for map
Which grid square contains the station? Click on the red button to check your
answer
The station is in grid square 30 75.
4. What square is the church in on the map on the following page?
Click here for map
Decide what you think the grid square is then click on the red button to check your
answer
The church is in grid square 29 76.
5. What square is the telephone box in on the map on the following page?
Click here for map
The telephone is in which grid square? Click on the red button to check your
answer
The telephone box is in grid square 31 74.
6. What square is the campsite in on the map on the following page?
Click here for map
Decide what you think the grid square is then click on the red button to check your
answer
The campsite is in grid square 23 73.
Your turn
• In pairs get the OS map out and prepare to find the following places! – What is in GR 14 78?– What is in GR 15 78?– What is in GR 16 76 ?– What is in GR 12 74?– What is in GR 1574– What is in GR 13 70– What is in GR 17 73
What is the 4 Figure GR for…
– Richmond Park– Richmond – Wimbledon – Southfields– Where does the Prime Minister live?– Where does the Queen Live?– Science Museum– Stamford Bridge – Where you live?
Homework
• Complete Q1 p13
Grid reference game
• Here