Will give !
the second industrial revolution brought enormous changes to many cities in the late 1800's.

1. explain what the term second industrial revolution means.

2. describe three problems cities in the late 1800's faced as a result of these changes.

3. describe three innovations or inventions of the late 1800's that improved life in cities and elsewhere.

1. The Second Industrial Revolution was a phase of rapid industrialization in the final third of the 19th century and at the beginning of the 20th. 
2. After the 2nd Industrial Revolution: 
- Class separation between factory owners and factory workers. 
- Immigrant's voting was looked down upon. 
- The population grew so much that it became overcrowded.
- Tension between former slaves and former slave-owners.
(Just pick from those)
3. Washing machines were created, which we all use now to wash our clothes of course. The elevator was created as well as the telephone, which helped communications between cities. The airplane and other automobiles were invented, making it easier to travel between different places. 

River valleys were good places for hunting and fishing.