Assesment 2 Flashcards
What is population?
The number of people living in a particular area
What is Global Population Distribution
Population Distribution - the way in which people are spread out. This distribution is uneven and changes over time
Give 4 reasons people live in certain places
4 reasons are access to recourses, climate, work opportunities, social services
What does it mean to be densely populated?
When the population of an area is described as DENSELY populated there are lots of people in one area
What does it mean to be sparsely populated?
When the population is described as SPARSELY populated there are few people in one area.
Give 4 factors of a sparsely populated place.
- Poor water supply
- Extreme climate (too hot or too cold)
- Not many public services such as school
- Quiet
Give 4 factors of a densely populated place.
- Transport networks are available in lots of areas.
- Land is relatively flat
- There’s lots of jobs available
- Has a temperate (mild) climate
- Access to recources
What is birth rate?
Number of births per 1000 people per year
What is death rate?
Number of deaths per 1000 people per year
1) How many people were there in 1800?
2) When did they reach 5.3 billion people?
3) When is the population expected to stop rising?
1) There were less than a billion people in the 1800
2) The population reached 5.3 billion in the 1900.
3) The population is expected to stop rising at 2050
What is natural increase and how do you work it out?
Natural Increase: The difference between birth rates and death rates. You work it out by taking birth rate away from death rate
What is overpopulation?
Overpopulation is when a country’s population can no longer support itself on the natural resources that are available.
What is a population pyramid?
A population pyramid is a graph showing us the population, birth and death rate of male and female at ages.
What is Life Expectancy?
Life Expectancy: The length of time on average that people can expect to live until in a particular country.
What does a poor country look like on a population pyramid and what does a rich country look like on a population pyramid in comparison?
A poor or poorer country might look like a science flask because they usually have high birth rates. A rich or richer country may look like a bottle and have a smaller bottom because they usually have low birth rates.