Studying the _______________________ is one way to track the percentage of natural increase in the population.

Calculating _______________________ can tell us whether a population is growing or shrinking.

_______________________ is a common cause of population change.

Land is more expensive in areas with higher _______________________.

In places with a low density, the land is expensive, buildings are taller, and roads are more crowded.

High rates of natural increase make it hard for a country to develop economically.

Areas that are less populated are usually difficult to live in.

Places with high density have more space, less traffic, and more open land.

Population Density is determined by subtracting the death rate from the birthrate.