USA HISTORY

Detailed explanation-1: -Rapid advances in the creation of steel, chemicals and electricity helped fuel production, including mass-produced consumer goods and weapons. It became far easier to get around on trains, automobiles and bicycles. At the same time, ideas and news spread via newspapers, the radio and telegraph.

Detailed explanation-2: -The most important inventions in the Second Industrial Revolution include the telegraph, the telephone, the modern lightbulb, the assembly line, the automobile, aircraft, and the construction of the transcontinental railroad in the United States.

Detailed explanation-3: -New Innovations While the First Industrial Revolution caused the growth of industries, such as coal, iron, railroads and textiles, the Second Industrial Revolution witnessed the expansion of electricity, petroleum and steel.

Detailed explanation-4: -Major Technological Advances of the Second Industrial Revolution. 1870s. Automatic signals, air brakes, and knuckle couplers on the railroads; the Bessemer and then the open-hearth process in the steel mills; the telephone, electric light, and typewriter. 1880s.