Numbers Module 13 Lessons 1& 2 Flashcards

1
Q

How many steamboats were in sue by 1840?

A

More than 500

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2
Q

How many miles of railroads linked American cities by 1860?

A

30,000 miles

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3
Q

How many years did the idea of steam-powered trains catch on in the United States?

A

30 years

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