human population Flashcards
define birth rate
total number of live babies born over time
define death rate
total number of deaths over time
define rate of natural increase
difference in birth rate and death rate
define pronatalist
government incentives and subsidies to encourage birth rates
define antinatalist
the government view of trying to decrease birth rate. could be through policies and legislation
define migration
the movement of people between countries, this can also be within countries such as rural to urban migration
define immigration
movement of people into a country
define emigration
movement of people out of a country
what does MEDC stand for?
more economically developed countries
what does LEDC stand for?
less economically developed countries
list factors that influence birth/death rate in full sentences (5)
- high and young death rate often means a high birth rate
- farming communities often need more manual labour so high in birth rates (less developed countries)
- more developed countries often more expensive to have children so may have a lower birth rate
- social/cultural expectations (religions), in some cultures it is expected for women to stay home and look after the house and have babies
- cultures where women get further education can often mean a lower birth rate
define population
all the organisms of one species living in a defined area
define population density
the density of people in an area - usually defined by the number of people in square km
define population distribution
the pattern of where people live and how its distributed around the world
what is the equation for population density?
PD = people/area
define the term ‘agglomeration’
a spread city
define a population pyramid/age pyramid
a diagram displaying the population structure by both age and sex, with age increasing and males & females on either side
define the term ‘dependent’
young and old people in the population, they use money in the form of taxes for either educational or health support
define the term ‘independent’
often middle-aged population that are paying taxes but are able to live without support from taxes
