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Definition
A= Greenwich, England
B= Prime Meridan (0 degrees longitude)
C= Equator (0 degrees latitude) |
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Definition
| Located at 0 degrees latitude |
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| Lines of _____ run north and south |
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Definition
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| The prime meridian passes through... |
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Definition
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| How is longitude measured? |
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Definition
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Term
| How is latitude measured? |
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Definition
| In degrees North to South of the Equator. |
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| One degree of latitude equals how many seconds? |
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Definition
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| One minute of longitude equals how many seconds? |
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Definition
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| One degree of longitude equals...? |
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Definition
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Term
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Definition
| Topographic maps that are bounded by lines of latitude and longitude. |
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Term
| How many 7.5 minute quadrangles occur within a 15 minute sheet? |
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Definition
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Term
| Where would you find the scale of a 7.5 minute quadrangle? |
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Definition
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Term
| Where would you find the title of a 7.5 minute quadrangle? |
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Definition
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Term
| How many degrees of longitude and latitude does a 7.5 minute quadrangle cover? |
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Definition
| 7.5 minutes of both longitude and latitude. |
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Term
| Where can information about magnetic declination be found on a 7.5 quadrangle? |
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Definition
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Term
| How many feet are there in an inch on a map if the scale is 1:2400? |
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Definition
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| Magnetic North lies in what direction relative to geographic North if the magnetic declination is 14 degrees East? |
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Definition
| 14 degrees east of geographic North. |
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Term
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Definition
| Used to measure directions. |
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Term
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Definition
The North end of the compass beedle always points toward this direction.
It is constantly moving. |
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Term
| Index pin on the Bruton compass |
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Definition
| Used to adjust the circular grid for magnetic declination |
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Term
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Definition
| Indicated when topogrraphic contour lines are closer together than other contour lines. |
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| What do individual topographoc contours on a given 7.5 minute quadrangle indicate? |
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Definition
| Each topographic contour represents a curve of equal elevation. |
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Term
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Definition
| Contour lines that are uniformly spaced. |
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Term
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Definition
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Term
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Definition
A. Hill or Mountain
B.Index Contour
C. 4' (2200'-2000=200'; 200'/5=4) |
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Definition
A. Valley or Ravine
B. 25' (2900'-2800= 100'; 100'/4= 25') |
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