During the period of territorial expansion in the 1800s, the Rocky Mountains equaled a great challenge both to those exploring the new lands acquired by the United States and to those settling the new territories. This was largely due to their rugged landscapes and towering peaks. Examine the image below of the Rocky Mountains and consider the six essential elements of geography that are detailed in the table above. Describe three of the six as they relate to the image.

Match the vocabulary word with its meaning. 1. capitalism to change or improve something by correcting faults or removing abuses 2. chattel an economic system based on private ownership and competition motivated by profit 3. imperialism policy extending political, economic, or military rule over another 4. indentured an economic system where colonies supply goods to the mother country 5. mercantilism an agreement committing one person to be another's slave for a certain period of time 6. reform a type of slavery where the slave is the sole property of the master with no rights