Edexcel GCSE Geography B key terms

How easily people or goods can reach a location.

Countryside settlements that can be reached relatively easily from a city, allowing regular journeys for work, shopping and services.

The build-up of material through deposition, which can cause a shoreline to advance.

Precipitation made more acidic by pollutants such as sulphur dioxide and nitrogen oxides reacting with water in the atmosphere.

Adjustments that reduce harm from actual or expected climate change, such as improving flood protection.

Tiny solid particles or liquid droplets suspended in the atmosphere.

Wealth that gives people greater ability to buy goods and services.

A population in which older people form an increasing proportion of the total.

The distribution of a population between different age groups.

Water flowing over land that carries substances such as fertilisers or pesticides into rivers and lakes.

Growing crops alongside trees to help protect forests and improve soil fertility.

The purpose of an investigation: what it intends to find out.

Sediment deposited by a river, including sand, silt and clay.

A way of earning a living that offers an alternative to activities which damage or clear forests.

Height above sea level.

A note attached to a photograph or sketch that describes a feature or explains its significance.

The removal or alteration of identifying details to protect privacy. Published police crime locations are moved to nearby anonymous map points rather than showing exact addresses.

Conditions in a drainage basin before a rainfall event, especially how wet the soil already is.

Farming that involves growing crops.

A natural opening through a headland, formed when erosion extends a cave through the rock.

Very dry conditions with little precipitation, typically less than 250 mm per year.

A hot, softer region of the upper mantle beneath the lithosphere, where rock can deform and flow very slowly.

The force exerted by the weight of the overlying air per unit area of a surface.

The wearing down of transported particles as they collide, becoming smaller, smoother and more rounded.

The change in a quantity divided by the elapsed time: $\text{average rate of change}=\frac{\text{final value}-\text{starting value}}{\text{time interval}}$.

The angle at which Earth's rotational axis is tilted; also called obliquity.

The movement of water back down a beach towards the sea under gravity.