Lab #2 Exercise 3

Map for Exercise 3a

Map for Exercise 3b

Map for Exercise 3c

Chapter 3 Questions & Answers

Chapter 3 Questions
1. Following step 7 in exercise 3a, suggest an appropriate order for each data layer from top to bottom?
2. Name all of the US Cities along Earhart’s path.
3. Name five other countries Earhart flies over.
4. Where was the end of Earhart’s “planned” flight path?
5. Use the “Measure” tool to calculate the distance between Earhart’s planned flight finish and probable finish (the difference between the end of the planned route and probable route).
6. What is the name of the island she should have completed her journey?
7. In exercise 3c, use the attribute table to find how many cities Earhart visited during her journey.
8. Sort the “Length” field of Earhart’s journey. What was the shortest leg?
9. What was approximately the longest leg of her flight?


Chaper 3 Answers

1)  Since data is displayed on the graphic user interface based on the order listed in the table of contents, I suggest this order top to bottom:  graticule, cities, flight path and then countries.  

 2)  The US cities along Earhart’s path were Oakland, Tucson, New Orleans and Miami.

3)  Five countries along Earhart’s flight path were Puerto Rico, Venezuela, Brazil, Senegal and Sudan.  

4)  The last stop Earhart had made was in Lae.  The end of Earhart’s planned flight path (the next stop on her journey was:  Howland Island.  2,322,325.166  89,158.068 Meters.  From Howland Island she planned to go on to Hawaii and the back to California.

5)  Calculated distance between Earhart’s planned flight finish and probable finish is 768,552.744109 meters.

6)  Howland Island

7)  Earhart visited 28 cities during her journey.

8)  The shortest leg of Earhart’s journey was from St. Louis to Dakar.

9)  The approximate length of Earhart’s longest leg was from Natal to St. Louis , 3184.838 meters.