PPT-Latitude, Longitude, and Hemispheres

Globe Skill Review What is the invisible line at 0 latitude called The equator is the invisible line at 0 latitude The equator is the belt of the earth What kind of lines show how far a place is away from the equator. Geodetic . Datums. Define the shape and size of the earth. . Reference points on a coordinate system used to map the earth. . . There are hundreds of . datums. currently in use; all are either vertical or horizontal in orientation. . Geography. And Hemispheres. Madison. 2. nd. . Period. Extra credit. The meaning of . hemisphere . is divided into two steps.. Hemi means half. Sphere means circle. Other information: Each Hemisphere shows ½ of the Earth at a time.. Latitude. Distance measure in degrees- from 0. o. to 90. o. North or South of the equator. Equator- . primary reference point. Lines . are called parallels- form complete circles around the earth; are parallel to the . History. Use of grid lines . originated from. about 300 B.C.E by Greek . astronomers . Hipparcus. and . Ptolemy. Used spherical trigonometry observations using sun, moon, and stars to plot points on a spherical earth. 2. Grid System. Lines of latitude and longitude cover the entire Earth, allowing us to find any location.. The . cardinal directions. are North, South, East and West.. Lines of Latitude run East to West. Into the Wide Blue Yonder. 3 main reasons for seafaring. Food. Trade. Discovery of new land. Ancient seafaring. Biblically – Noah’s Ark and similar stories of floods: Not really out to Sea. 1. st. Hemispheres. A place can be either in the NORTHERN or SOUTHERN hemisphere. That means it is in one of the halves above or below the imaginary east-west line known as the EQUATOR.. A place can also be in either the WESTERN or EASTERN hemisphere. That means it is in one of the halves on either side of the imaginary north-south line known as the PRIME MERIDIAN.. Do Now. : Why do you think we call the equator the equator?. HW: Latitude/Longitude practice . ws. . . 4 Hemispheres. The equator splits apart the Northern and Southern Hemisphere. The Prime Meridian and International Date Line split the Eastern and Western. Geodetic . Datums. Define the shape and size of the earth. . Reference points on a coordinate system used to map the earth. . . There are hundreds of . datums. currently in use; all are either vertical or horizontal in orientation. . Image: http. ://cliparts.co/clipart/2504918. Determining Latitude. 40°.  . Image: http. ://cliparts.co/clipart/2504918. Determining Latitude. 0. ° . Image: http. ://cliparts.co/clipart/2504918. Determining Latitude. . 3. Copy the following definitions:. Geography. - the study of the Earth, people, places and environments.. Map Legend- . gives symbols to represent places on a map. Map Scale- . compares distance on a map to actual distance on the Earth.. Taking the bite out of map reading The World of Geography! Our World Geography is the study of Earth’s Physical Properties An important tool used to study geography is a Map! A Globe is helpful and informative too 2. nd. hour. Grand Canyon. Longitude and Latitude:36.1000. ° N, 112.1000° . W. Many people consider it to be one of the seven wonders of the natural world.. The Grand Canyon is 277 miles (446 . kilometres. Added the . LocationListener. interface to acquire the GPS data.. Added the . LocationManager. class to implement the . following methods . – . . requestLocationUpdates. – Takes arguments .