USOS HORARIOS

USES TIMES. LILIANA LOZANO. TUESDAY, AUGUST 19, 2014 Since ancient times, man has been interested in knowing how the planet it inhabits. The Earth is not a perfect sphere but has its own form called GEOID One consequence of the shape of the Earth is that our planet redondes causes uneven heating of the earth's surface because of the sun's rays fall with different inclination, therefore, while in some places it is day in others it is night. The north pole is located in a depression of the crust bathed in the Arctic Ocean. The south pole is in the area occupied Antarctica. The line of Ecuador is the great circle of the earth and divided into two equal parts called Northern and Southern Hemisphere Meridians are imaginary lines passing through the poles that divide the earth into two equal parts, Eastern and Western hemisphere. The first is the 0 degree meridian called Greenwich The parallels are imaginary lines that run horizontally on the surface and are: Ecuador, the tropics and the polar circles. Latitude is the distance measured in degrees, minutes and seconds between a point on the Earth's surface and Ecuador. The length is the distance measured in degrees, minutes and seconds of a point on the earth's surface and the zero meridian By international agreement it was agreed to draw on the globe 24 meridians, if you divide the 360 ​​degrees of the earth's surface 24, ie, the hours it takes the earth in its rotation, 15 degrees is obtained, and this arc is called TIME USE