What was the main reason the telegraph invented?
to help with railroad traffic
Why did canals decline in popularity?
the invention of the steam engine
How long did the Pony Express last?
a year and a half (1 1/2 years = not long)
What kind of people did Samuel Slater commonly use in his factories?
children
Who started a traveling circus and museum?
P. T. Barnum
What was the main region for industrial growth in the early 1800s?
New England
What roads were built by private companies to make a profit through tolls?
turnpikes
Who invented the steel plow?
John Deere
Who set the speed record for a clipper ship?
Donald McKay
Who raced his locomotive against a stagecoach?
Peter Cooper
Who came up with idea of interchangeable parts?
Eli Whitney
Who invented the telegraph?
Samuel F. B. Morse
Who brought the factory system to America?
Samuel Slater
Who invented the reaper?
Cyrus McCormick
Who invented the cotton gin?
Eli Whitney
