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Astrology & Geology > Mapping > Flashcards

Mapping Flashcards

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Astrology flashcards
1
Q

What shows all of the earth’s surfaces on a plane of flat surface?

A

Map

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2
Q

Why must the image of the Earth on the map be distorted?

A

The surface must be distorted to lay flat

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3
Q

How does the size of the area being mapped affect distortion?

A

The smaller the area the less the distortion

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4
Q

What would the ideal map show?

A

Shapes, distances, and directions correctly

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5
Q

What are projections that show the curved earth on flat surfaces?

A

Map projections

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6
Q

How are north and south normally shown on a map?

A

North is on top and south is on the bottom

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7
Q

How is the location on the Earth shown on the map?

A

By latitude and longitude

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8
Q

What must all maps show in terms of latitude and longitude?

A

They must show the same latitude and longitude for a point on the earth’s surface

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9
Q

What are lines that run east to west, but tells you north to south?

A

Latitude

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10
Q

How is latitude measured?

A

Parallels

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11
Q

What are imaginary lines that circle the earth east to west parallel to equator?

A

Parallels

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12
Q

What is the latitude of the equator?

A

0

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13
Q

What are the latitudes of the north and south poles?

A

90

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14
Q

How many miles are in one degree of latitude?

A

70

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15
Q

How many minutes are in a degree?

A

60

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16
Q

How many miles are in a minute?

A

1.16

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17
Q

What are lines that run north to south, but tell you east to west?

A

Longitude

18
Q

How is longitude measured?

A

Meridians

19
Q

What are half circles that run in the north and south direction from the north and south pole?

A

Meridians

20
Q

What is declared the starting line for the world longitudinal system?

A

Prime Meridian

21
Q

Where is the Prime Meridian found?

A

Greenwich, England, and Spain

22
Q

What is the longitude of the Prime Meridian?

A

0

23
Q

What is the furthest you can move right and left and explain why?

A

180 degrees because it is a half circle

24
Q

What tells how the map compares in size with the piece of earth that it shows?

A

Scale

25
Q

What is the distance on the map compared to the distance on earth?

A

Map scale

26
Q

List how a map scale can be shown

A
  1. Verbally
  2. Graphically
  3. Numerically
27
Q

How can a map scale be shown graphically?

A

By a line divided into equal parts and marked into units of length

28
Q

How can a map scale be shown numerically?

A

Written as a fraction to show what part of a true distance the map distances really are

29
Q

How do you show land forms of the earth’s surface on a map?

A

You must show the relief of the earth’s surface

30
Q

What are the highs and lows of the earth?

A

Relief

31
Q

List how relief can be shown

A
  1. Shading
  2. Coloring
  3. Sketching and land forms
32
Q

What are lines drawn to connect points at the same level above sea level?

A

Contour lines

33
Q

How are topo graphs best shown?

A
  1. Shoreling at sea level
  2. Marked areas every 20 ft
  3. Continue until they reach the peak of the land area
34
Q

What is the distance between two consecutive contour lines?

A

Contour interval

35
Q

How is the slope of a hill shown on a topo graph?

A

The closer the lines the steeper the hill, the farther the flatter

36
Q

How is a cliff shown on a topo graph?

A

When lines meet, it’s a cliff

37
Q

How are the tops of hills shown on a topo graph?

A

Closed circles are the tops of hills

38
Q

How are valleys and the direction of river flow shown on a topo graph?

A

As lines near a valley they bend in the direction of teh flow of the river stream

39
Q

What is the average slope?

A

Change in elevation/ distance

40
Q

How is the average slope found?

A

The distance between two lines and the difference in heights

41
Q

What shows the ups and downs of a line across a too graph?

A

Profile

42
Q

How is a profile made?

A

When you plot a point on a vertical scale a profile can be drawn

Astrology & Geology (10 decks)

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