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SCI 103 Environmental Science of Hawai'i

Topographic Maps and Compasses

Waipahu Quadrangle Map

1. Give the representative fraction (scale) of the map.

2. Given the scale on this map, calculate the distance in miles equal to four inches on the map. 1 mile = 5280 ft. (Show your math)

3. Measure the distance in miles and kilometers from this classroom to the Mililani Mauka Community Park.

4. Give the contour interval of this map.

5. Give the index contour interval of this map.

6. Give the elevation in feet of the two water tanks located about 1/4 mile northeast of the Mililani Mauka Community Park.

7. Give the average cardinal direction (compass heading) of the flow for the streams draining the Koolau Range watershed.

Wai'anae Quadrangle Map

8. Measure the distance along Farrington Hwy from the southern end of Makaha Beach Park to the southern limit of Ma'ili town. Give the distance in miles and kilometers.

9. Give the elevation of the highest point on the map.

10. Which geological features have the steepest slopes on the map? How can you tell where the terrain is the steepest?

11. Which color is used to denote urban areas?

12. Which part of Farrington Hwy is a secondary highway hard surface?

Honolulu Quadrangle Map

13. Give the longitude and latitude within 15" of the center of Punch Bowl.

14. From the leeward entrance to Wilson Tunnel at Nu'uanu Pali, give the compass heading to the U in the label for the University of Hawai'i-Manoa.

Compass Headings

15. Go to the southwestern corner of the second floor of this building. Stand in the corner and take the following azimuth readings:

a) Puu Kalena, the highest peak of the Wai'anae Volcano, just to the west of Kolekole Pass.

b) The bow (front) of the farther ship in Momi Wai (Pearl Harbor) that you can see.

c) The front door of the Halau.

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