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Spatial And Temporal Scales In David Christian's World History In Context

154 Words1 Pages
In David Christian’s World History in Context” he talks about several forms of spatial and temporal scales. First Christian discusses the Ptolemaic system a spatial scale from medieval Europe. They believed that “ the earth was at the center of a series of transparent spheres” ( pg. 2 ). The people of medieval Europe also believed each sphere has its own solar system with stars, planets, and sun, and they all orbit around Earth. It wasn’t until Copernicus in the sixteenth century that the idea of the earth revolving around the sun was considered and it wasn’t until the eighteenth century that people started to think that the universe was “infinite in time and space.”( pg.2) According to Christian the modern temporal scales are as intimidating
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