1. What percentage of the human population lived in cities 100 years ago?
10%
20%
40%
80%
2. What led to the development of the first semi-permanent settlements?
Changes in the global climate
An increase in freshwater supplies
Improvements in healthcare
Advances in agriculture
3. Which of the below technologies is a development that resulted from the desire to trade with neighboring communities?
The plow
Walled cities
Roads
Water Distribution
4. Why were people initially drawn to cities?
The availability of jobs
The promise of leisure time
Safer living conditions
More farmland
Global population is expected to top out at _______ billion people.
6
7
9
10
