Tectonic Hazards Key Words Flashcards
What is a natural hazard?
A natural hazard is a natural event that has the potential to cause harm to people, property, or the environment.
True or False: All natural hazards are predictable.
False
Fill in the blank: An earthquake is an example of a __________ hazard.
tectonic
What is the difference between a natural hazard and a natural disaster?
A natural hazard is a potential threat, while a natural disaster occurs when a hazard impacts people and causes significant damage.
Name one factor that affects the impact of a natural hazard.
Population density
What is tectonic activity?
Tectonic activity refers to the movement and interaction of the Earth’s tectonic plates.
Multiple Choice: Which of the following is NOT a type of natural hazard? A) Flood B) Earthquake C) Pollution
C) Pollution
What is a volcanic eruption?
A volcanic eruption is the release of magma, gas, and other materials from a volcano.
True or False: Tsunamis are caused by underwater earthquakes.
True
Fill in the blank: __________ hazards are related to atmospheric conditions.
Meteorological
What does the term ‘magnitude’ refer to in the context of earthquakes?
Magnitude refers to the amount of energy released during an earthquake.
Name one human factor that can increase the risk of natural disasters.
Urbanisation
What is a flood?
A flood is an overflow of water onto land that is normally dry.
What is a drought?
A drought is an extended period of no rainfall
True or False: Natural hazards can only affect developing countries.
False
What is risk assessment in the context of natural hazards?
Risk assessment is the process of evaluating the potential risks that may be involved in a projected activity or undertaking.
Name one way to mitigate the effects of natural hazards.
Implementing early warning systems
What is the purpose of disaster preparedness?
Disaster preparedness aims to reduce the impact of disasters through planning and training.
What is seismic activity?
Seismic activity refers to the frequency, type, and size of earthquakes that occur over a period of time in a certain area.
True or False: Climate change can increase the frequency of certain natural hazards.
True
Fill in the blank: __________ is the term for the point on the Earth’s surface directly above the focus of an earthquake.
Epicentre
What is a landslide?
A landslide is the movement of rock, earth, or debris down a slope.
What is the Saffir-Simpson scale used for?
The Saffir-Simpson scale is used to measure the intensity of hurricanes.
What are the 3 P’s?
Prediction, Planning, Protection
