1) What was the purpose of the telegraph? a) It made it easy to separate cotton from its seeds. b) It allowed messages to be communicated over long distances.  c) It allowed larger loads of goods to travel further distances faster. 2) How was the steamboat better than a sailboat? a) Steamboats could travel up and down rivers.  b) Steamboats could only move with the currents. c) Steamboats needed wind to move. 3) What was an effect due to the invention of the cotton gin? a) Eli Whitney invented the cotton gin. b) It increased the demand for slaves to work on cotton plantations. c) It allowed businesses to transport more good faster all across the US.  4) Which is a true statement of the steam locomotive? a) It sent electrical impulses. b) It allowed messages to be communicated across the oceans. c) It allowed factories to expand to new locations as long it was near train tracks. 

Inventions of Westward Expansion

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