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Lookatamapoftheworldinyouratlas.TheEarthappearstobeatonaworldmap.
IsplanetEarthreallyat?
Observe carefully Figure 1.ItisaviewoftheEarthtakenfromspace.Howdoesitlook?
WhatdoesthepicturetellusabouttherealshapeoftheEarth?
The Earth can be represented as a globe. A globe is a model of planet Earth.
Look also at the globe in Figure 2.
Canyouseethelargeareasoflandandthelargeareasofseas?
• The large areas of land are called continents.
• The large areas of seas are called the oceans.
• The seas and oceans make up 70% of the area of the Earth’s surface.
1.1 the earth as a globe
fig. 1 the earth seen from space fig. 2 globe