Lat & Long
If you were standing at a point at 0 degrees latitude, you would be standing on the...
equator
A person who creates maps is called a...
Cartographer
A map projection with its point of contact in the center of North America would be an __________ projection.
Oblique
In the GIS map data for a city, railroad tracks would be most likely displayed using which data type?
lines
Maps used to navigate the seas are called...
charts
What is the highest possible number for a longitude reading?
180 degree
North, south, east, and west are known as what?
Cardinal Directions
Maps of the polar regions typically use this type of projection...
gnomic projection
Which of the following can be used to gather data for the use in GIS?
Many types of data including: surveying, radar, sonar, etc.
True or False: No map can show every detail of the earth's surface...
True- It is so complex, no map could get every feature perfectly
The International Date Line passes through...
The Pacific Ocean
The arrow on many maps points which direction?
North
Because light gets absorbed into the Oceans, what type of sensing is more valuable when trying to map the ocean floor?
Acoustic sensing or SONAR
What does GIS stand for?
Global Interactive System
Does a map's north arrow always have to point up in a map??
No- it can point left right or down, we just typically see it pointing up in the Northern Hemisphere.
Which of the following measures of latitude or longitude is about 60 nautical miles on the earth's surface at the Equator?
1 Degree = 60 nautical miles
If a map showed the ranges of where to find the gray wolf and the red wolf, what kind of map would this be?
Thematic
Which type of projection reduces the distortion of maps displaying the earth's surface in the middle latitudes?
Conic projections (cone shape maps)
What data type would a road appear as on a GIS digital map?
A line
Why is a degree of longitude different at the poles than at the equator?
One degree covers less area close to the poles and more as it approaches the equator because the earth is not a perfect sphere, there is more mass towards the "belt" or the equator.
Sailors use stars to determine latitude, what do they use to determine longitude?
Longitude = need a clock
Latitude = stars
If you wanted to create a route to hiking through a mountainous regions, which type of map would you use?
Topographic (to show the terrain)
Cartographers use map projections to transfer points from the earth's sphere to a...
plane (flat map)
What shape do ALL meridian lines make?
All meridian lines are halves of great circles (they go all they way around the globe, but each line is only half)
Is 123.5 degrees N 75.2 degrees E a valid set of coordinates? Why?
No, it doesn't include minutes and seconds. It should look something like 123.5 degrees 28 minutes 17 seconds N 75.2 degrees 48 minutes 23 seconds E.