Unit 2 - Human Flashcards
What is Natural Increase?
Birth Rate - Death Rate
Give 4 factors that cause an increase in Birth Rate?
Children needed for work
Children can look after parents in old age
Some religions ban use of contraception
High infant mortality means more babies born, more may survive
Give 4 factors that cause Death Rate to decrease?
Improvements in Health Care
Better access to Health Care
Clean water supply
Better sanitation
Give 3 uses of GIS?
Generating computerised maps for emergency services
Plotting flood risk maps
Planning administrative boundaries for councils
Give 4 benefits of GIS?
Lots of information can be shown
Easier to understand and see patterns
More people can access it through smartphones
Public services use GIS to improve their service
Give 4 negatives of GIS?
Some systems require expensive software
Some software is complicated and may require training
If too many layers are added to a map it may be confusing
Some skills are required to interpret geographical context in maps
What 3 factors affect Population growth and change?
Birth rate
Death rate
Migration
When looking at a population pyramid, what do you analyse?
Top, sides and bottom
What is the term used for the age group that does not work and earn money?
Aged - dependent and youth - dependent
How to calculate Dependency Ratio?
Youth Dependent (0-14) + Aged Dependent (65+) --------------------------------------------------------- X 100 Working Population (15-64)
What 4 push and pull factors may affect Migration?
Economic
Social
Political
Environmental
What is the site of a settlement?
The actual place a settlement is built
What is the Location/Situation of a settlement?
Where it is located in relation to surrounding features such as other settlements, mountains, rivers
Name the 3 main type of settlement sites?
Wet point site
Defensive site
Bridging point
What is a wet point site?
A site where the settlement is right next to a water source
What is a defensive site?
Sites where the settlement is built on the top of a hill, or the inside of a meander. A site which is easily defended
What is a bridging point site?
Sites where a settlement is built on a place where it is easy to cross a river
What is a settlement hierarchy?
When settlements are placed in order of importance