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44 Cards in this Set
- Front
- Back
a landform that has high elevation but a mostly flat surface
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plateau
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The equator divides Earth into two equal halves called________
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hemispheres
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Latitude is a measurement of distance north or south of the
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equator
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To show Earth's curved surface on a flat map, mapmakers choose different ____ ______.
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map projections
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the digitized data on a computer map is made up of __________.
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pixels
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On a topographic map, relief is shown using ______ ______.
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contour lines
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__________ is a landform's height above sea level.
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Elevation
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The _______ ____________ is a half circle that extends from the North Pole to the South Pole.
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Prime Meridian
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If an airplane flew around the Earth in a straight line from east to west, the airplane would cross lines of ___________.
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longitude
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An _______ ________ is labeled to indicate the elevation along a contour line.
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index contour
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A _________ plain's elevation is always low whereas a _________ plain's elevation can vary.
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coastal, interior
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Define: mountain range
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a group of mountains that are closely related in shape, structure or age
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An area where there is mostly one kind of topography is called a ___________ __________.
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landform region
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The South Island lies at about 170 degrees E. What hemisphere is it in?
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Eastern hemisphere
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Name one advantage of a Mercator projection.
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The size and shape are only a little distorted.
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Name one disadvantage of a Mercator projection.
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Size and shape become more distorted as you get closer to the poles.
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What information does a map's contour interval provide?
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the change in elevation from contour line to contour line
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What do widely placed contour lines indicate about the slope of the land?
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flat, gentle slope
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What do closely placed contour lines indicate about the slope of the land?
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steep
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A ________ map shows the surface features of an area.
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topographic
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On topograhic maps, a _____ ________ connects points of equal elevation.
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contour line
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______ ________ are labeled with the elevation above sea level in round units, such as 2,000 feet above sea level.
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index contour
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On topographic maps, ________ are used to show houses and other small features.
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symbols
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For centuries, mapmakers drew maps by hand. More accurate maps were made by locating points on Earht's surface in a process called ___________.
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surveying
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In computerized mapmaking, the process by which mapmakers convert the location of map points to numbers in called ________.
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digitizing
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Computers produce maps using data form many sources, including satellites and the ________ ________ ________.
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global positioning system (GPS)
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Much of the data used in computer mapping is gathered by ____________.
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satellites
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Pictures of the surface based on these datea are called_________ _______.
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satellite images.
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__________ is the shape of the land.
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topography
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The difference between the highest and the lowest points of an area is its _________.
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relief
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A _________ is a feature of topography formed by the processes that shape Earth's surface.
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landform
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A _______ is a landform made up of flat or gently rolling land with low relief.
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plain
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A ___________ is a landform with high elevation and high relief.
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mountain
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A _______ is a flat model of all or part of Earth's surface as seen from above.
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map
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A _________ is a sphere that represents Earth's entire surface.
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globe
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A map's _______ relates distance on a mpa to distance on Earth's surface.
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scale
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Halfway between the North and South Poles, the ____________ forms an imaginary line that circles the earth.
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equator
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Another imaginary line, called the ______ _________, makes a half circle from the North Pole to the South Poles through Grennwich, England.
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prime meridian
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The lines of __________ and _________ form a grid that can be used to find locations anywhere on the Earth.
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latitude and longitude
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The equator is the starting line for measuring _________, or the distance in degrees north or south of the equator.
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latitude
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The distance in degrees east or west of the prime meridien is called __________.
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longitude
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A _____ ________ is a framework of lines that helps in tranfsreeing points on Earth's three-dimensional surface onto a flat map.
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map projection
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Three common map projections are the _________, ______ _____ and _______.
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Mercator, equal area and conic.
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In a Mercator projection, all lines of _______ and _________ appear as straight, parallel lines that form a _________.
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latitutude, longitude, rectangle
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