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| What person invented the telegraph? |
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| Who made further improvements on Elias Howe's sewing machine? |
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| Who invented the reaping machine? |
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| What entrepreneur helped make possible the first transatlantic cable? |
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| Who invented the steel plow? |
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| Who was credited with introducing ether as an effective pain killer for surgery? |
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| Why did one and a half million Irish people immigrate to the US? |
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| to escape the potato famine, which had caused widespread starvation. |
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| What Canal Linked the Hudson River with Lake Erie? |
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| The major means of transportation for cotton crops from the plantations of the South to the port of New Orleans |
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| narrow-hulled vessels that dramatically cut travel time |
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| Most significant development of the transportation revolution;brought speed, efficiency, and ease of transportation that waterways could not provide |
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| Made harvesting of grain easier |
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| machine used to weave cloth |
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| legal rights to inventions |
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| Blight of the Irish potato crop in the 1840s that caused widespread starvation in Ireland |
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| conducted electrical currents over wires in a series of coded messages |
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| Developed by Samuel Morse for the telegraph |
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| Underwater telegraph cable connecting Newfoundland to Ireland |
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| One who risks personal loss to develop and market new products or ideas |
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| fastest mail service available before the telegraph |
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| Applied science;the practical use of scientific knowledge |
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