4 Questions
The average life expectancy in the United States in the year 1900 was about 50 years.
True
City crawl is the name for an expansion of cities outward from the original core land.
False
Most glacial movement is a result of internal deformation
True
Scratches in rock produced by glacial abrasion are known as ventifacts
False
Learn about the average life expectancy in the United States in the year 1900, which was around 50 years. Explore historical data and trends in life expectancy.
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