Unit 4 Flashcards
Causes of the Second industrial revolution
large supply of natural resources
new inventions
growing cities
what natural resources
oil, coal
how was oil first used
kerosene
what did edwin drake do
used steam engine to drill for oil
what was steel used for
skyscrapers, bridges, railroad tracks
why new inventions
worked faster and more efficiently
what did thomas edison invent
light bulb
electrical power plants
direct current electricity
what did christopher sholes invent
typewriter
what did the typewriter affect
the workplace
what did alexander graham bell invent
telephone
importance of telephone
instant communication over long distances
what did Henry Ford invent
Model T and assembly line
why did cities grow
immigration brought new workers
about immigration
worked for lower wages
spent money on new products
increased population density
who was nikola tesla
serbian american who worked with thomas edison, then became his rival
man who invented the 20th century
what did tesla do
discovered and utilized alternating current electricity
what does ac do
transmits energy over longer distances
importance of railroads
fast travel over long distances
increased trade between cities
when was the transcontinental railroad built
1869
who invented the compressed air brake
George Westinghouse
what else did westinghouse do
operated AC power plants
competed with edison
what happened in 1872
credit mobilier scandal
what happened at the credit mobilier scandal
Union Pacific Railroad bribed congressmen with shares in the Credit Mobilier Construction company, and congressmen approved federal subsidies for the cost of constructing the railroads
what was grange’s union of farmers
fought railroads, lowering shipping prices