Population

• Population


  the number of people who live in a particular place
• Census


  the official count of a population
• Population Distribution


  a pattern of where people live and how populations are spread out
• Sparsely Populated


  places that have few people living in an area
• Densely Populated


  Places that are crowded
• Birth Rate


  the number of births in a year for every 1,000 people in a population
• Death Rate


  the number of deaths each year per 1,000 people
• Natural Increase


  the growth rate of a population when the number of births is higher than the number of deaths
• Natural Decrease


  When the number of births is lower than the number of deaths
• Demographic Transition Model


  A sequence of demographic changes in which a country moves from high birth and death rates to low birth and death rates through time.
• Population Pyramid


  A bar graph representing the distribution of population by age and gender.
• Underpopulated


  When there are too few people in an area to use the resources available efficiently
• Overpopulated


  When there are too many people in an area to maintain a reasonable standard of living, which slows down development
• Demographic


  the study of a population based on factors such as age, race, and gender. It can alsoinclude employment, education, income, marriagerates, birth and death rates, and more.
• Infant Mortality


  The annual number of deaths of infants less than one year old per 1,000 live births.
• Birth Rate


  The number of births per 1000 people in a year.
• Death Rate


  The number of deaths per 1000 people in a year.
• Life Expectancy


  The number of years that an individual is expected to live as determined by statistics.
• Natural Increase


  Is the number of extra people (birth rateminus the death rate). This is usually given as a percentage.
• Population density 


  The number of people who live in an area of land
• migration


  A person who moves from one place to another
• immigrant


  a person who comes to live permanently in a different country
• refugee


  person who's been forced to leave their country to escape war, persecution or natural disasters
• emigration

  leaving one country to move to another
• push factor

  factors making people want to leave their country
• pull factors

  factors making people want to move to the new country
• visa


  a document on a passport, letting a person enter, leave or stay for a specific period of time. (tourism, student, work etc)