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study guide topography



Modified True/False
Indicate whether the sentence or statement is true or false.  If false, change the identified word or phrase to make the sentence or statement true.
 

1. 

The elevation of an area is the difference in height between its highest and lowest point. _________________________

 

2. 

The Rocky Mountains have low relief and high elevation. _________________________

 

3. 

Scientists divide Earth into four spheres. The lithosphere is the one that forms Earth’s rocky outer layer. _________________________

 

4. 

On a road map, the map key shows the symbol that represents a highway. _________________________

 

5. 

The prime meridian circles Earth halfway between the North and South poles. _________________________

 

6. 

A group of mountains closely related in shape, structure, and age is a mountain range. _________________________

 

7. 

Lines of latitude run from north to south, meeting at the poles. _________________________

 

8. 

Latitude and longitude are measured in pixels, each of which represents 1/360 of the way around a full circle. _________________________

 

9. 

On a topographic map, V-shaped contour lines pointing uphill indicate a valley. _________________________

 

10. 

On a topographic map, steep slopes are indicated by contour lines that are widely spaced. _________________________

 

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

11. 

What term describes the difference in elevation between the highest and lowest parts of an area?
a.
topography
b.
landform
c.
plateau
d.
relief
 

12. 

A landform that has high elevation and a more or less level surface is a
a.
lowland.
b.
mountain system.
c.
coastal plain.
d.
plateau.
 

13. 

One major difference between a coastal plain and an interior plain is in
a.
elevation.
b.
slope.
c.
relief.
d.
flatness.
 

14. 

If you were in a submersible and landed on the ocean floor, you would be touching down on Earth’s
a.
hydrosphere.
b.
lithosphere.
c.
atmosphere.
d.
biosphere.
 

15. 

The “sphere“ that extends into each of the other spheres is the
a.
hydrosphere.
b.
atmosphere.
c.
biosphere.
d.
lithosphere.
 

16. 

If one centimeter on a map represents 25,000 centimeters on the ground, the scale of the map is
a.
1 centimeter = 2.5 kilometers.
b.
1 : 250,000.
c.
1 : 2,500,000.
d.
1 : 25,000.
 

17. 

The point on Earth’s surface having zero degrees latitude and zero degrees longitude would be located
a.
in Greenwich, England.
b.
at the North Pole.
c.
where the equator crosses the prime meridian.
d.
at the South Pole.
 

18. 

New Orleans, Louisiana, and Cairo, Egypt, are nearly the same distance north of the equator. This means that the two cities have almost the same
a.
elevation.
b.
projection.
c.
longitude.
d.
latitude.
 

19. 

If you were to take the shortest route from 25¼ S  30¼ E to 25¼ N  30¼ W, in which direction would you travel?
a.
northeast
b.
southeast
c.
southwest
d.
northwest
 

20. 

A satellite image is made up of thousands of tiny dots called
a.
degrees.
b.
pixels.
c.
symbols.
d.
digits.
 

21. 

Computer mapmakers digitize map data so that they can
a.
find latitude and longitude.
b.
display the data on a computer screen.
c.
make new map projections.
d.
compare satellite images.
 

22. 

A topographic map differs from a road map in that the topographic map shows
a.
directions and distance.
b.
elevation, relief, and slope.
c.
streams and lakes.
d.
highways and expressways.
 

23. 

Topographic maps are usually large-scale maps that show
a.
entire continents.
b.
only rivers and lakes.
c.
a close-up view of part of Earth’s surface.
d.
all land north or south of the equator.
 

24. 

Elevation, relief, and slope on a topographic map are shown using symbols called
a.
pixels.
b.
contour lines.
c.
contour intervals.
d.
GPS units.
 

25. 

What kind of slope do closely spaced contour lines indicate?
a.
V-shaped
b.
flat
c.
steep
d.
gentle
 

26. 

To find the latitude, longitude, and elevation of points on Earth’s surface, the Global Positioning System uses
a.
topographic maps.
b.
a network of satellites.
c.
satellite images.
d.
aerial photography.
 

27. 

For the Global Positioning System (GPS) to work, at any given time there must be
a.
GPS units in every car.
b.
at least three GPS satellites above the horizon.
c.
GPS units at several different locations.
d.
an accurate map of the area.
 

28. 

The Bitterroot Mountains in Idaho are an example of a
a.
mountain system.
b.
mountain belt.
c.
landform region of low relief.
d.
mountain range.
 

29. 

It would be easy to walk up a slope represented by contour lines that
a.
are curved.
b.
are far apart.
c.
form closed loops.
d.
are close together.
 

30. 

V-shaped contour lines pointing uphill indicate a
a.
mountain top.
b.
depression.
c.
ridge.
d.
valley.
 

31. 

The contour lines that represent the top of a hill form
a.
a closed loop.
b.
a sharp angle.
c.
a gentle curve.
d.
parallel lines.
 

32. 

A contour line that forms a closed loop and has small dashes pointing to the inside of the loop represents
a.
a small plateau.
b.
an unknown area.
c.
a mapmaker’s mistake.
d.
a depression in the ground.
 

33. 

Plateaus, plains, and mountains are all part of which of Earth’s spheres?
a.
atmosphere
b.
hydrosphere
c.
biosphere
d.
lithosphere
 

34. 

A map projection in which the lines of latitude and longitude are all straight, parallel lines that form a rectangle is the
a.
equal-area projection.
b.
Mercator projection.
c.
Greenland projection.
d.
global projection.
 

35. 

In which “sphere” are rivers included?
a.
hydrosphere
b.
atmosphere
c.
biosphere
d.
lithosphere
 

36. 

Which of the locations listed below is farthest from the prime meridian?
a.
10¡ N  25¡ W
b.
10¡ S  25¡ E
c.
25¡ S  40¡ E
d.
40¡ N  35¡ W
 

37. 

The distance in degrees east or west of the prime meridian is called
a.
map projection.
b.
latitude.
c.
longitude.
d.
map scale.
 

38. 

If Lima, Peru, is located at about 12¡ S  77¡ W, then Lima is in the
a.
northern and eastern hemispheres.
b.
southern hemisphere only.
c.
southern and western hemispheres.
d.
western hemisphere only.
 

39. 

On a Mercator projection, Greenland appears larger than South America because
a.
its land area is really greater than that of South America.
b.
all land masses are distorted.
c.
small land masses are distorted more than large ones.
d.
Mercator projections enlarge areas near the poles.
 

40. 

Elevation, relief, and landforms are factors that determine an area’s
a.
hydrosphere.
b.
topography.
c.
atmosphere.
d.
biology.
 

Completion
Complete each sentence or statement.
 

41. 

Features of topography, such as the Columbia Plateau and Mount Hood, are called ____________________.
 

 

42. 

A coastal plain is an area with low elevation and ____________________ relief.
 

 

43. 

A(n) ____________________ is a landform with high elevation and a more or less level surface.
 

 

44. 

Nitrogen and oxygen are the most abundant gases in Earth’s ____________________, or outermost sphere.
 

 

45. 

Mapmakers use a framework of lines, called a(n) _________________________, to represent Earth’s curved surface on a flat map.
 

 

46. 

Lake Superior, the Atlantic Ocean, and the Nile River are part of the sphere known as the ____________________.
 

 

47. 

The ____________________ of the North Pole is 90¡ north.
 

 

48. 

A spherical model of Earth’s entire surface is called a(n) ____________________.
 

 

49. 

Longitude is a measurement of distance east or west of the _________________________.
 

 

50. 

Pictures of Earth’s surface, called _________________________, are based on data obtained by Landsat satellites.
 

 

51. 

Computer mapmakers use the process of ____________________ to convert the location of points on a map to numbers.
 

 

52. 

The ______________________________ is a satellite-based system that can precisely determine latitude and longitude for points on Earth’s surface.
 

 

53. 

A ____________________ map uses contour lines to show the elevation, relief, and slope of an area.
 

 

54. 

The _________________________ is the difference in elevation between two contour lines that are side by side.
 

 

55. 

Most USGS topographic maps have a(n) ____________________ of 1 : 24,000.
 

 

56. 

Roads, rivers, airports, and woods are represented by different ____________________ on a topographic map.
 

 

57. 

On a topographic map, points of equal elevation are connected by ____________________.
 

 

58. 

Each dot, or ____________________, in a satellite image contains information about the color and brightness of a small area on Earth’s surface.
 

 

59. 

A world map drawn using a(n) ____________________ projection would correctly show the relative sizes of Earth’s landmasses.
 

 

60. 

A large area of land where the topography is similar is called a ____________________ region.
 

 

Short Answer
 
 
Use the diagram to answer each question.

stopog_files/i0650000.jpg
 

61. 

Which type of map projection is shown?
 

62. 

What does the grid of vertical and horizontal lines on the map represent?
 

63. 

A ship is at point C on the map. What is the exact position of the ship?
 

64. 

What is the difference in latitude, in degrees, between points A and D?
 

65. 

Is the statement “Point B is located at 60¼ north latitude” correct? Explain your answer.
 

66. 

Compare the positions of Europe and Africa on the map in terms of latitude and longitude.
 
 
Use the diagram to answer each question.

stopog_files/i0720000.jpg
 

67. 

What is the elevation of Seaview Highway?
 

68. 

What is the difference in elevation between the school at point A and the house at point B?
 

69. 

At high tide during a coming storm, large waves are expected to wash up to the 10 m contour line. How many buildings will be flooded as a result?
 

70. 

What is the distance between the school at point A and the marina?
 

71. 

Where is north on the map?
 

72. 

If elevation is shown in meters, what is the contour interval of the map?
 

Essay
 

73. 

Describe what each of Earth’s spheres is made up of.
 

74. 

Compare and contrast maps and globes.
 

75. 

Explain why contour lines that show a steep cliff look different from contour lines that show a gentle slope.
 

76. 

Explain why a topographic map has a key.
 

77. 

Your pen pal lives in a town at 62¡ W. Can you locate this town using only this information? Explain your answer.
 

78. 

Your state plans to build a new road. The road will connect two towns in an area of mountains and valleys. The route for the road must avoid steep slopes and high mountains. Explain how you would use a topographic map to find the best route for the road.
 

79. 

Explain how mountains, mountain ranges, mountain systems, and mountain belts are related.
 

80. 

What is the difference between a Mercator projection and an equal-area projection?
 



 
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