Chapter 8 section 1 Science and Urban Life in the late 1800’s and early 1900’s

Technology Cities – expanded __________ and______ Cities – by 1890, 58 cities had populations of 50, f 10 Americans lived in cities

Skyscrapers Became popular because of the invention of __________ and internal steel skeletons. Invented in America

Flatiron Building - NYC

Transportation Electric Streetcars or Trolleys were invented in 1888 Some cities had el trains. Streetcars led to the growth of the __________.

New Technologies Revolution in Printing – led to increased production in magazines, books and reading. Airplanes – Wright brothers had first flight in North Carolina in 1903 – first Transcontinental airmail service started in 1920 Photography – Eastman introduces Kodak camera, which could be used by amateurs.