Exploring OS Maps and Urban Growth

What does a blue line with dashes on an OS map usually represent?

• Footpath

• River

• Railway

• Motorway

Which of the following is a correct 4-figure grid reference?

• 1234

• 12,34

• 123,4

• 1,2,3,4

If a building is located at grid reference 456789, what type of grid reference is this?

• 2-figure

• 4-figure

• 6-figure

• 8-figure

What does the scale 1:25,000 on an OS map mean?

• 1 cm on the map equals 25,000 cm on the ground

• 1 cm on the map equals 25,000 m on the ground

• 1 cm on the map equals 25,000 miles on the ground

• 1 cm on the map equals 25,000 feet on the ground

How would you measure the straight-line distance between two points on an OS map?

• Use a piece of string and follow the roads

• Use a ruler and measure as the crow flies

• Walk the distance and count your steps

• Use a compass to draw a circle

Which direction is at 90° on a compass?

• North

• East

• South

• West

If you are facing north and turn 180°, which direction are you facing?

• East

• West

• South

• North-East

What do contour lines on an OS map show?

• Roads

• Height and relief

• Rivers

• Buildings

What is a spot height?

• The height of a building

• The exact height of a specific point on a map

• The height of a tree

• The height of a river

What does the term ‘relief’ mean in mapwork?

• The type of soil in an area

• The height and shape of the land

• The amount of rainfall

• The number of buildings