Hazards
What is the definition of a hazard?
A danger or risk with the potential to cause harm, injury, illness, property damage, or environmental degradation.
What are the four layers of the earth?
Crust, Mantle, Inner Core and Outer Core
What are the 3 types of tectonic plate boundaries?
Divergent, Convergent & Transformation
Earthquakes are caused by what plate boundary movement?
Transformation
Name ONE New Zealand volcano.
Any appropriate answer
Fire is what kind of hazard?
Climatic OR Technological
What is the thickest layer and the thinnest layer?
Mantle & Crust
What is the tectonic plate boundary that creates volcanoes? Be specific
Convergent - Subduction
Why was Christchurch's 7.1 earthquake less damaging than a 6.3?
Because it was deeper in the earths crust, and therefore less felt on the surface.
What year was the Christchurch Earthquake?
2011
What are the FOUR categories of Hazards?
- Biological
- Climatic
- Geological
- Technological
What is the process that names the movement of magma in the mantle?
Convection Currents
What do we call the movement of tectonic plates over a long period of time?
Continental Drift
What is the point INSIDE OF THE CRUST where the earthquake happens? Focus or Epicentre?
Focus
What is the process in an earthquake where the soil becomes liquid and jelly like? Able to sink buildings or cars?
Liquefaction
Tsunami is what kind of hazard?
Geological
What are the TWO types of crust?
Oceanic and Continental
New Zealand sits on what TWO tectonic plates?
Pacific Plate & Australian Plate
What are the waves that are released during an earthquake called?
Seismic Waves
What mountain range, home to Mount Everest, was created by collision (convergent) plate boundary?
The Himalayas
An avalanche is what kind of hazard?
Geological
How many degrees (in thousands) is the inner core?
6,000
What was the name of the super continent?
Pangea
What are the cracks in the earth that catch, cause friction, and create the earthquake called?
What South American country had the largest EVER recorded earthquake in our history?
Chile