Models of Earth Chapter 1, Lesson 2

A framework of lines that helps to transfer points on Earth’s surface onto a flat map. map projection

One half of the sphere that makes up Earth’s surface. hemisphere

A list of symbols used on a map and their meanings. key

A sphere that represents Earth’s entire surface. globe

The distance in degrees north or south of the equator. latitude

A unit used to measure distances around a circle. degree

The distance in degrees east or west of the prime meridian. longitude

Used to relate distance on a map or globe to distance on Earth’s surface. scale

A flat model of all or part of Earth’s surface as seen from above. map

The line that makes a half circle form the North Pole to the South Pole and that passes through Greenwich, England. prime meridian

An imaginary line that circles Earth halfway between the North and South poles. equator

On a map, a picture used by mapmakers to stand for features on Earth’s surface. symbol

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