Name a well known fault line
San Andreas fault line
What is the measure of the size of the earthquake?
Magnitude
What is a tsunami also known as?
Tidal wave
What is a fault line?
A crack in the earth's crust where two plates meet.
What do schools in earthquake prone areas do?
Earthquake drills
What is an underwater earthquake called?
Tsunami
How many monitoring stations are there in Ireland
9
The origin of the earthquake is known as the
focus
a _____, hung from a ______, is moved by _____ from an earthquake
weight, string, shockwaves
What do countries do to protect themselves from earthquakes?
Earthquake drills/ earthquake proof buidlings
what type of shock comes after the main earthquake?
aftershock
I am the point on the surface of the earth directly above the focus
epicentre
Why is there monitoring stations in ireland?
Irish research and recordings contribute to the global monitoring of plate movements.
Name the instrument that measures earthquakes
Seismograph
What do the monitoring stations on the sea floor in P. ocean do?
Relay signals to main land stations.
Name someone who studies earthquakes
seismologist
Name a short term affect of an earthquake?
damage etc
How is the Richter measured?
1-10
Earthquakes that have a _____ focus cause more destruction and damage than those with a _____ focus
Shallow & Deep
name the three scales
Richter, mercalli and moment magnitude
What ocean is well known for earthquakes?
Pacific Ocean