7.5 Coastal Management on the Gold Coast

7.  One centimetre on the map represents 250m on the ground.

8. 10m

9:

a. 250m

b. 2.25km

c.  50m

d.  500m

e.  10 minutes

10.  the lighthouse

11.  Westerly aspect

12.  Roughly 20m

13:

a. 532824 secondary paved road

b. 536823 Bridge

c. 541844 Lighthouse

d. 513834 Border Park Raceway

e. 528819 Caravan Park

f. 532828 Jetties

14:

a. 524818 Boyd's Island

b. 537822 Terranora Inlet

c. 514844 Beach

d. 521833 Mount Murraba

e. 544817 Sandy Island

f. 544839 Mouth of Tweed River

15.  Grid reference: 522842

16.  low density

17. 5282 has a much higher density. Where 5281 only covers half the grid square, 5281 covers a lot more of the grid square and has the same density of buildings as 5281 did.

18:

a. the groyne at Kirra Point North30degreesWest

b. the mouth of the Tweed River North60degrees East

c. Boyds Island South15degreesEast

d. Snapper Rocks  North45degreesEast