How are history and archaeology similar? How are they different?​

The aim of both archaeology and history is the research of the human past. The difference between these two disciplines derives from the source materials: historians use written sources while archaeologists concentrate on physical remains. ... Archaeology is challenging results made by the historical research.

in the 1800s, locomotives powered by steam made transportation faster and cheaper. the resulting rapid growth of railroads led to the connection of the atlantic and pacific railroad in oklahoma city in 1897.

in the last years of the century, the improvement of steam-based engines the expansion and growth of railroads. this growth increased when the companies started to build and expand, such as the atlantic and pacific railroad, which connected new mexico with california, and missouri with oklahoma. many of these new networks were built in oklahoma, and these changes transportation henceforward.

equal area projections

equal-area projection. a projection in which regions on the earth's surface that are of equal area are represented as equal.