Answer:
Population change is the process means rate at the increasing and decreasing at a given time is called population.
Step-by-step explanation:
Population is the process is that number of births, minus number of death,migration in a population many countries overall population of the world changed such as health facilities and lack of food.
Population is the growth more rectangle more stable population different birth and death rates or change population.
Factors of population change mainly three types :- (1) birth rate (2) death rate (3) migration rate
(1) Birth rate :- country refers simply to the number of children born,social scientists study some key terms though,in other words biological capacity of humans to produce that children, the fecundity rate is greater then the fertility rate in most cases.
(2) Death rate :- is simply that number of death occur in a society , death rate it depends on the country such as availability of medical, war, disease.
(3) migration rate :-factor that accounts to change in number population is migration,there are two migration (1) emigration (2) immigration
(1) emigration :-means to leave one country for another country.
(2) immigration :- means to the into enter a country other then,
both of this impact population change.