Provided by Tasa Graphic Arts, Inc.

Introduction To Topographic Map Activities
Program Navigation Worksheet
Regular Level: 7th - 9th grade



These activities were created as supplemental material for the Introduction to Topographic Maps CD-ROM.

Directions

As you progress through each chapter in the Introduction to Topographic Maps CD-ROM, answer the questions and complete the exercises. Double click on the hard drive icon. Double click on the folder marked “Topo map.” Double click on the TASA icon and that will bring you to the buttons used to run the programs. Note which buttons move you forward, backward, and back to the Main menu. Double click on the word “INTRODUCTION” and answer the questions. REMEMBER: Not all frames have questions. Look for the exact wording to find the right answer.

A. Click on "Introduction" and answer questions 1-5.

1. What is an aerial view?

___________________________________________________________

2. What is the purpose of a topographic map?

___________________________________________________________

3. Earth scientists use topographic maps to determine four things

a. ____________________________________________________

b. ____________________________________________________

c. ____________________________________________________

d. ____________________________________________________

4. Who produces topographic maps in the United States?

___________________________________________________________

5. Approximately when were topographic maps first created?

___________________________________________________________

B. Return to the main menu after answering question 5. Click on "Map Scale" and answer questions 6-9.

6. What is the purpose of a map scale?

___________________________________________________________

7. Where is the map scale located on a topographic map?

___________________________________________________________

8. What are two ways that are used to express map scales?

___________________________________________________________

9. Answer the four sample questions on map scale.

a. ____________________________________________________

b. ____________________________________________________

c. ____________________________________________________

d. ____________________________________________________

C. Return to the main menu after answering question 9. Click on "Latitude and Longitude" and answer questions 10-18.

10. What are two methods used on topographic maps to indicate locations?

___________________________________________________________

11. Define latitude and explain how it is measured.

___________________________________________________________

12. 0 degrees latitude is located where?

___________________________________________________________

13. 90 North degrees latitude is located where?

___________________________________________________________

14. Lines of latitude are also called?

___________________________________________________________

15. Define longitude and explain how it is measured.

___________________________________________________________

16. 0 degrees longitude is called?

___________________________________________________________

17. Longitude lines are also called?

___________________________________________________________

18. Longitude is measured in degrees and also smaller measurements of minutes (') and seconds ("). What is the exact location of Paris in degrees, minutes, and seconds?

___________________________________________________________

D. Return to the main menu after answering question 18. Click on "Principles of Contour Lines" and answer questions 19-27.

19. Define topography.

___________________________________________________________

20. Most topographic map reference plane is usually general mean

___________________________________________________________.

21. What is a contour line?

___________________________________________________________

22. Define datum.

___________________________________________________________

  REVIEW THE SEVEN RULES USING CONTOUR LINES. THESE RULES WILL BE USED TO CREATE YOUR OWN TOPOGRAPHIC MAPS.

23. What is a contour interval?

___________________________________________________________

24. What is an index contour?

___________________________________________________________

25. What do the initials B.M. mean in reference to topographic maps?

___________________________________________________________

26. Answer the two sample questions.
a. ____________________________________________________

b. ____________________________________________________
27. In addition to indicating elevation, contour lines can be used to determine the directions

of _________________________ and _________________________ flow.

E. Return to the main menu after answering question 27. Click on "Using Contour Lines" and answer questions 28-33.

28. List three important uses of contour lines.
a. ____________________________________________________

b. ____________________________________________________

c. ____________________________________________________

  PRACTICE DETERMINING CONTOUR INTERVALS AND ELEVATION.

29. What is a relief?

___________________________________________________________

30. What is the total relief?

___________________________________________________________

31. What is local relief?

___________________________________________________________

32. What is the slope?

___________________________________________________________

33. Answer sample questions on local relief. Look for the exact wording in "Using Contour Lines."
a. Choosing from the answers provided below, indicate the contour interval used for this map by dragging the correct answer to the box provided.

____________________________________________________

b. Now, indicate the correct elevation for points A, B, C, and D by dragging the correct answers to the boxes provided.

A. __________

B. __________

C. __________

D. __________

c. What is the local relief between the top of Mt. Carlos and the benchmark (BM) located in the northwest corner of this map?

____________________________________________________

d. What is the slope per mile for slope B?

____________________________________________________

F. Return to the main menu after answering question 33. Click on "Topographic Profile" and answer question 34.

34. Define topographic profile.

___________________________________________________________

  FOLLOW THE INSTRUCTIONS ON DRAWING A PROFILE MAP AND COMPLETE AN EXAMPLE.

G. Return to the main menu after answering question 34. Click on "Drawing a Contour Map" and practice drawing a simple contour map. Note: If you have extra time, draw more complex maps.

H. Return to the main menu after drawing a contour map. Click on “Review” and test what you have learned.

I. For further information, return to the main menu, click on "For Your Information" and go through questions 1-9.

  IF YOU ARE HAVING TROUBLE WITH DEFINITIONS, GO TO "GLOSSARY" FOR HELP.



©Judy Richeson 7/24/01