uk in 21st century

• What does "relief" refer to in geography?

  Elevation of a land surface
• What is "water stress"?

  Pressure on water supplies due to high demand
• How is "population density" expressed?

  People per km²
• What characterizes low population density?

  A small number of people in an area
• What defines high population density?

  A large number of people in an area
• What is meant by very high population density?

  A very large number of people in an area
• What is a satellite image?

  An image taken from space using satellites
• What is digital cartography?

  Compiling data into a virtual image
• What is a census?

  An official count of a population
• How often is a census typically conducted?

  Every 10 years
• What does natural increase refer to?

  The positive difference between birth and death rates
• How is natural increase usually expressed?

  As a percentage
• What is natural decrease?

  The negative difference between birth and death rates
• What does net international migration refer to?

  The difference between immigrants and emigrants
• What is a population pyramid?

  A diagram showing population structure by age and sex
• What does the demographic transition model illustrate?

  Changes in population characteristics over time
• What is the birth rate?

  The number of live births per 1000 population
• What is the death rate?

  The number of deaths per 1000 population
• What does total population refer to?

  The total number of people in an area
• What are the stages of the demographic transition model (DTM)?

  1. High fluctuating: High birth and death rates
  2. Early expanding: Reduced mortality, high birth rates
  3. Late expanding: Dropping birth and death rates
  4. Low fluctuating: Stabilized population with low rates
  5. Decline: Death rate exceeds birth rate
• What characterizes an ageing population?

  An increasing proportion of middle or old aged people
• What is an economic hub?

  A central area associated with economic success
• What does unilateral action involve?

  Action taken by a single country
• What does multilateral action involve?

  Action taken by several different countries
• Who is considered a refugee?

  A person granted asylum after leaving home
• What are internally displaced people?

  People forced to move but stay in their country
• What is a conflict zone?

  A region with serious disagreements and aggression
• What does "culture" refer to?

  Values and beliefs of a society or group
• What is meant by "media"?

  Communication of information and ideas
• What is ethnic food?

  Food typical of a given culture