Natural Hazards Flashcards
What scale are hurricanes measured from?
The Saffir Simpson Scale.
What is a Natural Hazard?
Something caused by the environment that poses a threat to people.
How many lives were taken during the Haiti earthquake?
230,000.
What is a disaster?
A sudden event that causes great damage or loss of life.
Which crust gets destroyed in a Destructive Plate Bounduary?
The Oceanic Crust
What are the 4 layers of the Earth?
Crust, Mantle, Outer Core, Inner Core.
What material can be found in the cores?
Iron and Nickel.
What happens in a Conservative Plate Bounduary?
The plates slide against each other.
Why does Magma rise up in a Constructive Plate Bounduary?
To fill in the gap left by the Oceanic Crusts.
What do Collision Zones make?
Mountains.
Why could rescue teams not reach Haiti?
The airports were damaged.
How was Haiti’s response different?
It is an LIC, so it had to get assistance from other countries.
What had Haiti suffered from beforehand?
They had suffered from 2 hurricanes in 2004 and 2008.
Why was the earthquake larger than usual?
3 million people lived in Port-Au-Prince which was close to the earthquake. Because of this, the seismic waves didn’t have to travel as far.
Where do hurricanes originate from?
The coast of West Africa.
