Question

1. what did the adams - onis treaty do? 5. what was invented in 1837 by samuel morse? 6. what mode of transportation was the most efficient as americans were moving

Explanation:

1. The Adams - Onis Treaty transferred Florida from Spain to the United States and defined the boundary between the U.S. and New Spain.
2. Samuel Morse invented the Morse code and the electric telegraph in 1837.
3. During the period when Americans were migrating, railroads were often considered the most efficient mode of transportation due to their speed and capacity to move large numbers of people and goods over long distances.

Answer:

1. Transferred Florida from Spain to the U.S. and defined the boundary with New Spain.
2. Morse code and the electric telegraph.
3. Railroads.