You randomly draw one marble from this collection. - What is the probability of drawing a black marble? Write your answer
as a fraction

In the figure, polygon abcd is transformed to create polygon a′b′c′d′. this transformation is a by a factor of .

Match your vocabulary word to its definition. 1. emigration 2. immigration 3. migration 4. overpopulation 5. sustainable development 6. under population 7. unsustainable development 8. urbanization the movement from one place to another the number of people exceeds the available natural resources in an area leaving one's homeland to settle in a new place the increase in the population of a city the movement of people to a new country the ability to meet current needs without reducing the ability to meet future needs resources being used up at a faster rate than they can be replenished birth rate insufficient to replace the existing population

List 3 factors commonly used to select the location of a city