AQA GCSE Geography | Paper 1: Unit A - Natural Hazards

These are flashcards on the subject: AQA GCSE Geography | Paper 1: Unit A - Natural Hazards. I shall be adding more flashcards as I get further along the course.

What is a natural hazard?

A natural event that poses a risk to people and property.

What is a natural phenomenon?

A natural event that does not pose a risk to people or property.

Why is human involvement necessary for an event to be a natural hazard?

Because a natural event must pose a risk to people and property to be classified as a natural hazard.

What is a natural disaster?

A natural hazard that results in a high death toll and huge damage to buildings and infrastructure.

What causes tectonic hazards?

The movement of tectonic plates.

Give three examples of tectonic hazards.

Earthquakes, volcanic eruptions and tsunamis.

What causes atmospheric hazards?

High and low pressure weather systems.

Give two examples of atmospheric hazards.

Hurricanes and droughts

What are geomorphological hazards?

Hazards that happen on the Earth’s surface.

What factors can affect geomorphological hazards?

Rock type and relief of the land.

Give an example of a geomorphological hazard.

Flooding.

What are biological hazards?

Hazards that involve living organisms.

Give two examples of biological hazards.

Forest fires and disease pandemics.

How can different hazard categories be interconnected?

One hazard can involve processes from different categories. For example, flooding can be a geomorphological hazard but can also be caused by excessive rainfall, which is an atmospheric hazard.

How can humans cause natural hazards?

Human activity can cause hazards such as forest fires, for example through arson or carelessly leaving campfires or barbecues unattended.