Geo Exam Flashcards 1
1
Q
Natural Hazard
A
- Hazards cause by the Earth’s natural processes. May be caused by non-anthropogenic processes but human activities can aggravate these events.
2
Q
Atmospheric Hazard
A
- Caused by weather and climate. Includes droughts, storms, tropical cyclones, heatwaves, and bushfires.
3
Q
Geomorphic Hazard
A
- Caused by tectonic plate activity. Earthquakes, volcanoes and tsunamis.
4
Q
Ecological Hazard
A
- Anything from interactions with other living organisms, the immediate environment, or interactions between living organisms and the environment that poses danger or harm.
5
Q
Natural Hazard vs Natural Disaster
A
- A natural hazard is a threat of a naturally occurring event that will have a negative effect on humans. The negative effect is what we call a natural disaster.
6
Q
Human factors that affect natural hazards
A
- Population growth
- Urbanisation
- Deforestation
7
Q
Magnitude
A
- The size or degree of something.
8
Q
Frequency
A
- The rate at which something occurs over a particular period of time.
9
Q
Duration
A
- The time during which something continues.
10
Q
Proximity
A
- Nearness in space, time, or relationship.
11
Q
Timescale
A
- The time allowed for or taken by a process or sequence of events.
12
Q
Spatial Scale
A
- The size of a space, or the extent of it at which a phenomenon or process occurs.
13
Q
Mitigation
A
- The action of reducing the severity, seriousness, or painfulness of something.
14
Q
Prevention
A
- The action of stopping something from happening or arising.
15
Q
LEDC
A
- A less economically developed country.