Lab #2 Exercise 4

Print Screen for exercise 4a

Print Screen for exercise 4b

Map for exervise 4c

Questions and Answers for Exercise 4

Chapter 4 Questions
1. Name the feature classes you use in exercise 4a.
2. Using the “info”, click on Australia and give the country population.
3. Which dataset would you use to determine the depth of the ocean in exercise 4b?
4. What file type is the particular file in number 2 (in other words, what’s the file extension)?
5. Describe what a Dataframe is.
6. What is the focus of the second data frame?

Chaper 4 Answers

1)  The feature classes used in exercise 4a are cities, countries, disappearance area and world 30.

2)  According to the identify results window, the population of Australia is 17,827,520.

3)  Seafloor.tif

4)  I think you are asking about question 3.  It is a tif file.

5)  A data frame is a set of data.  A map can have one or many data frames. 

6)  The focus of the second data frame is Earhart’s Area of Disappearance.  This map layers the diverging flight paths (planned & probable) as well as the disappearance area and Seafloor elevation.