Eduqas GCSE Geography B key terms

The dependence of ecosystem components on one another, so that a change in one can affect others.

A warmer phase between glacial periods during which glaciers and ice sheets retreat.

Movement to a new place of residence within the same country.

Money, supplies or specialist skills provided by countries or organisations to help people in another country.

Movement of people across national borders to live or work in another country, temporarily or permanently.

The exchange of goods and services between countries.

Estimating a value within the range covered by the recorded data.

The spread of the middle 50% of values: $\mathrm{IQR}=Q_3-Q_1$.

A belt of low pressure where the trade winds meet and warm, moist air rises, producing cloud and heavy rainfall. Its position shifts seasonally.

A band of low pressure near the equator where trade winds converge and air rises, producing frequent thunderstorms and heavy rain.

The artificial supply of water to land to help crops grow.

A line joining places with equal atmospheric pressure.

A line on a map joining places with an equal value of a particular variable, such as height or rainfall.

A symmetrical graph showing how the abundance or frequency of a category changes along a measured distance.

The time between peak rainfall and peak river discharge on a storm hydrograph.

The movement of a tropical cyclone's centre from the sea onto land.

The use of land or buildings for a particular purpose, such as housing, retailing, offices or recreation.

A place’s angular distance north or south of the equator, measured in degrees.

A set of geographical information displayed in a GIS, such as roads, flood-risk zones or important buildings, which can be viewed alongside other sets of information.

The removal of dissolved nutrients from soil by water moving through it.

A traditional geographical label for a country with a low level of economic development, often used alongside the term low-income country.

A lasting effect of an event, such as continued use of sports facilities, improved transport or ongoing maintenance costs.

An activity undertaken in free time for enjoyment, relaxation or recreation.

The average number of years a newborn can expect to live under the mortality conditions used for the estimate.

An ordered set of responses showing agreement with a statement, usually from strongly disagree to strongly agree.

A graph in which plotted points are joined in order to show how a variable changes along a continuous scale, such as time or distance.

A graph in which plotted values are joined by lines, often used to show how a quantity changes over time.

A line through a scatter graph that summarises the overall relationship between its two variables.