Map Projections
Latitude/Longitude
Time Zones
Topo Maps
Grab Bag
100
A 3-D model of the Earth, which is the most accurate
What is a globe?
100
the zero degree LATITUDE line
What is the equator?
100
the number of time zones we have on Earth
What is 24?
100

lines connecting places of equal elevation

What are contour lines?

100

how you know closed contour lines show a crater (or depression) and NOT a hill

What are hachure marks or "little teeth"?

200
A cone-shaped shaped map, most accurate 2-D model, best at showing middle latitudes
What is a polyconic projection?
200
the zero degree LONGITUDE line
What is the prime meridian?
200

the starting point of all time zones

What is the prime meridian?

200

difference in elevation between 2 contour lines

What is contour interval?

200

the change in elevation between the two points below: Elevation at point A - 680 ft Elevation at point B - 320 ft

What is 360 ft?

300
a map that shows everything but heavily distorts the POLAR REGIONS.
What is a mercator projection?
300
lines measuring NORTH and SOUTH of the equator
What are latitude lines?
300

the time it is in California if it is 9 pm in Ashburn, VA

What is 6 pm?

300

the way you can tell if a hill either steep or gentle

What is look at the closeness of the contour lines?

300

the way you know the direction a river is moving on a topographic map

What is look at the open part of the V shape that contour lines make?

400
a "top-down" view map that is best at showing the poles, distorts things leaving the center
What is a gnomonic projection?
400
lines measuring EAST and WEST of the Prime Meridian
What are Longitude lines?
400
the time at 180 deg. longitude if it's midnight at the prime meridian

What is noon or 12 pm?

400

the location on Earth you would have an elevation of zero

What is at the ocean (or sea level)?

400

degrees of latitude/longitude are broken down further into ____________ and ____________ to be very precise about location

What are minutes and seconds?

500
the three types of map projections
What is mercator, polyconic, and gnomonic?
500
the city and country that the Prime Meridian crosses through
What is Greenwich, England?
500

the reason why we have time zones

What is because Earth rotates on its axis once every 24 hours?

500

Find the gradient of the hill, given the information below: Change in elevation between 2 points- 150 ft Distance between the 2 points - 3.5 miles

What is 42.86 ft/mi?

500

I speak without a mouth and hear without ears. I have no body, but I come alive with wind. What am I?

What is an echo?

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