Tasa Graphic Arts, Inc.

Tasa Graphic Arts, Inc.
1210B Salazar Road  -  Taos, NM USA 87571
Phone: (800) 293-2725 or (575) 758-5535  -  Fax: (575) 758-5536
E-mail:  info@tasagraphicarts.com

Introduction:

Using the computer program on Topographic Maps, answer the following questions. Make sure you understand the concepts presented in this exercise since many of them will relate to your activities in geology.
1.
Name the different kinds of maps mentioned in the INTRODUCTION.

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Topographic Maps worksheet - Tasa Graphic Arts, Inc.
2. What is a topographical map?
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3.
For what are they used?

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4.
What is the USGS? (Hint: click on the F.Y.I. button)

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5. Describe briefly how topographic maps are constructed.

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6. What is the address of the nearest USGS office from which we can order maps of our state?

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7.
Where does one find the name of the topographic map on which they are working?

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8. What is used to indicate true north on a topographic map?

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9. What is the difference between magnetic north and true north?

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10. Draw a sketch to indicate the relative position of True North and Magnetic North for our state.

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 Topographic Maps worksheet - Tasa Graphic Arts, Inc.
11. What are the following colors used for on a topographic map: Red, Black, Salmon, Green, Blue, Brown, Purple.

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12. What is the symbol used for following: Trail, Single Track Railroad, School, County Border, Stream, Orchard.

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13. What is the name of the river in the Southeast corner of the Pueblo map?

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14. What is used to show the relationship between distance on the map and true distance?

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15. Where does one find the map scale?

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16. Which map covers a greater area of land, 1:2400 or 1:240,000?

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17. How many square miles does a 1:24,000 scale topographic map cover?

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18. How many square miles does a 1:62,500 scale topographic map cover?

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19. How many square miles does a 1:250,000 scale topographic map cover?

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Topographic Maps worksheet - Tasa Graphic Arts, Inc.
20. What is the definition of latitude?

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21. What is another term for lines of latitude?

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22. What is the definition of longitude?

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23. What three US cities have been used as zero longitude?   (Hint: click on the F.Y.I. button)

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24. What is located in England on the Prime Meridian that would help explain why it was selected as the zero line of longitude?

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25. What is used to divide degrees into smaller parts (units of measure)?

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26. Where does one find the longitude and latitude on a topographic map?

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27. What does topography mean?

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28. What is a contour line?

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29. State the 7 general rules of contour lines.

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30. What is a contour interval?

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31. What are index contours? How are they distinguished from other contour lines?

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32. What is a bench mark?

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33. What is one method of telling which way streams are flowing on a topographic map?

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34. What is the definition of relief?

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35. What is an easy way to tell if a hill is steep or gentle?

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36. Write out the steps in constructing a profile of a topographic map segment.

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37. Try constructing a profile by selecting one of the samples. Be sure you understand how to do this since you may have to construct your own on paper.
 

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