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CGC1D1 Exam Review Questions And Accurate Answers
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CGC1D1 Exam Review Questions And Accurate AnswersWhat is an alphanumeric grid? -Answer A grid that uses letters and numerals to identify
squares of a grid pattern on a map.
Define latitude -Answer Distance north or south of the equator, measured in degrees.
The equator is 0 degrees and the North Pole is 90 degrees north latitude.
What are the lines on the earth that are measured off the equator towards the north and
south poles?Answer Latitude
-measured north to south
-runs east to west
What do you also call lines of latitude?Answer Parallels
Define longitude -Answer Distance east and west of the prime meridian measured in
degrees. The prime meridian is 0 degrees longitude.
What do you call the lines on the earth measured off the prime meridian towards the
east and west? Answer Longitude
-Measured east to west
-Runs north to south
What is another name for lines of longitude? Answer Meridians
What are the two most important reference lines on the earth? What is the degree for
each reference line? Answer The equator:
0 degrees latitude
,The prime meridian:
0 degrees longitude
What order are latitude and longitude listed in? - Answer Directions are always listed
latitude, longitude.
Ex: 60 degrees north, 120 degrees west
Define equator - Answer An imaginary line that divides the earth into two equal parts
(Northern and Southern Hemisphere)
Define prime meridian - Answer An imaginary line that divides the earth into two equal
parts (Eastern and Western Hemisphere)
In which two hemispheres does Canada sit? - Answer -The northern hemisphere
-The western hemisphere
What is the international dateline? - Answer -The international dateline separates days
-It runs at 180 degrees longitude through the Pacific Ocean
-If you cross it moving westward you add a day
-If you cross it moving eastward you subtract a day
Define map -Answer A representation of the earth's features, using colours and symbols
drawn on a flat surface. A map simplifies the real world.
Note: A map is the geographical data, not the paper it's represented on.
What are the three types of maps? - Answer -General purpose map
-Thematic map
-Topographic map
,What is a general purpose map? - Answer -Many types of info on a single map
-Most wall and atlas maps are this type
What is a thematic map? -Answer -Map of information about one specific theme
Ex: Estimated median household income
What is a topographic map? -Answer -Maps that detail many physical features of an area
with symbols
-Contour lines-are lines that show elevation (height)
What is a compass rose? - Answer A flower-shaped diagram showing directions, or
compass points, and bearings, measured clockwise from north, which are used to show
direction on maps.
What is a compass bearing? - Answer Degrees on a compass measured in clockwise
direction from 0 degrees (north) to 360.
By how many degrees does the compass rose increase per direction? - Answer 22.5
degrees
Ex: From north, 0 degrees, 22.5 degrees, 45 degrees
What are the four cardinal points on a compass rose? - Answer •North
•East
•South
•West
What are the ordinal points on a compass rose? - Answer •North-East
•North-West
, •South-East
•South-West
What are the tertiary points on a compass rose? - Answer •North-North-East
•East-North-East
•East-South-East
•South-South-East
•South-South-West
•West-South-West
•West-North-West
•North-North-West
What is daylight saving saving time? - Answer -When countries change their time
according to the season
-Used to continue daylight hours in the afternoon when the sun is out later
Who invented the concept of time zones? -Answer Sir Sandford Fleming
What degree does the earth rotate at? -Answer 360 degrees
How many degrees longitude apart are the time zones? -Answer 15 degrees
How many time zones does the earth have? -Answer 24
Time Zone Question: How often does the earth rotate around it's axis according to time
zones? -Answer Every 24 hours, per one day.
What would you want to remember concerning the calculation of time zones? - Answer
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