GEG 112 Final Exam Latest Update
1). Geographic coordinate system
Ans: A grid system used for specifying the exact location of a point on the Earth's
surface, with a grid system. A.K.A Latitude and Longitude.
2). Latitude
Ans: The numbering system used to indicate the location of parallels drawn on a
globe and measuring distance north and south of the equator. Run horizontally.
3). Longitude
Ans: Distance east or west of the prime meridian, measured in degrees. Run
vertically--sort of.
4). When writing coordinates in decimal degrees, which "directions" need a negative sign in-
front of them?
Ans: South Latitudes and West Longitudes
5). Graticule
Ans: Consists of horizontal lines (lines of latitude or parallels of latitude) and vertical
lines (lines of longitude or meridians) that converge at the North and South Poles.
6). What are the values of latitude?
Ans: 0-90 N and S
7). What are the values of longitude?
Ans: 0-180 E and W
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, 8). How many hemispheres are there?
Ans: Four
9). What is in the northern hemisphere?
Ans: Everything north of the equator.
10). What is in the southern hemisphere?
Ans: Everything south of the equator
11). What is in the western hemisphere?
Ans: Everything west of the Prime Meridian
12). What is in the eastern hemisphere?
Ans: Everything east of the Prime Meridian
13). What is another name for lines of latitude?
Ans: Parallels
14). What is another name for lines of longitude?
Ans: Meridians
15). What line of latitude is the equator?
Ans: 0 degrees N/S
16). What line of longitude is the prime meridian?
Ans: 0 degrees E/W
17). What line of latitude is the north pole?
Ans: 90 degrees North
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, 18). What line of latitude is the south pole?
Ans: 90 degrees South
19). What line of latitude is the tropic of cancer?
Ans: 23.5 degrees North
20). What line of latitude is the tropic of capricorn?
Ans: 23.5 degrees South
21). What line of latitude is the arctic circle?
Ans: 66.5 degrees North
22). What line of latitude is the antarctic circle?
Ans: 66.5 degrees South
23). 180 degree meridian
Ans: A.K.A International Date Line. Forms a great circle with the Prime Meridian.
24). Where does the prime meridian run through?
Ans: Greenwich, England
25). How to convert dms to dd?
Ans: 40 30' 22'' ---> 40+30/60+22/3600
26). How to convert dd to dms?
Ans: 40.32145---> .32145x60----> 19.287--->.287x60=17.22
40, 19', 17.22''
27). Solstice
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1). Geographic coordinate system
Ans: A grid system used for specifying the exact location of a point on the Earth's
surface, with a grid system. A.K.A Latitude and Longitude.
2). Latitude
Ans: The numbering system used to indicate the location of parallels drawn on a
globe and measuring distance north and south of the equator. Run horizontally.
3). Longitude
Ans: Distance east or west of the prime meridian, measured in degrees. Run
vertically--sort of.
4). When writing coordinates in decimal degrees, which "directions" need a negative sign in-
front of them?
Ans: South Latitudes and West Longitudes
5). Graticule
Ans: Consists of horizontal lines (lines of latitude or parallels of latitude) and vertical
lines (lines of longitude or meridians) that converge at the North and South Poles.
6). What are the values of latitude?
Ans: 0-90 N and S
7). What are the values of longitude?
Ans: 0-180 E and W
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, 8). How many hemispheres are there?
Ans: Four
9). What is in the northern hemisphere?
Ans: Everything north of the equator.
10). What is in the southern hemisphere?
Ans: Everything south of the equator
11). What is in the western hemisphere?
Ans: Everything west of the Prime Meridian
12). What is in the eastern hemisphere?
Ans: Everything east of the Prime Meridian
13). What is another name for lines of latitude?
Ans: Parallels
14). What is another name for lines of longitude?
Ans: Meridians
15). What line of latitude is the equator?
Ans: 0 degrees N/S
16). What line of longitude is the prime meridian?
Ans: 0 degrees E/W
17). What line of latitude is the north pole?
Ans: 90 degrees North
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, 18). What line of latitude is the south pole?
Ans: 90 degrees South
19). What line of latitude is the tropic of cancer?
Ans: 23.5 degrees North
20). What line of latitude is the tropic of capricorn?
Ans: 23.5 degrees South
21). What line of latitude is the arctic circle?
Ans: 66.5 degrees North
22). What line of latitude is the antarctic circle?
Ans: 66.5 degrees South
23). 180 degree meridian
Ans: A.K.A International Date Line. Forms a great circle with the Prime Meridian.
24). Where does the prime meridian run through?
Ans: Greenwich, England
25). How to convert dms to dd?
Ans: 40 30' 22'' ---> 40+30/60+22/3600
26). How to convert dd to dms?
Ans: 40.32145---> .32145x60----> 19.287--->.287x60=17.22
40, 19', 17.22''
27). Solstice
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