Volcanoes
Where is the most active volcano on earth located?
Hint: it's in the US!
What is Hawaii?
What magnitude of earthquake needs to occur to trigger a tsunami?
At least an 8 on the Richter scale.
When rocks break what do they move along?
What is a fault?
What is the term for the place that the earthquake first occurs?
DOUBLE
What is focus?
Heat and pressure changes cause rock to melt forming...
Lava or magma
How fast can tsunamis move as they get close to shore?
DOUBLE
450-500 mph
When two rock slabs move apart
What is a normal fault?
What layer of earth makes up the plates?
Hint: it's not the crust!
What is lithosphere?
What instruments are used to measure earthquakes?
What is seismographs
A bowl-shaped geological formation at the top of a volcano.
DOUBLE
What is a crater?
How tall can a tsunami reach?
100 feet!
When rocks slabs move apart from each other
What is a reverse fault?
Which type of fault line is found along California?
A strike-slip
What was the largest earthquake ever recorded on the Richter Scale?
Double points if you can tell me what country it was in!
9.5 in Chile
This type of volcano is short and long and oozes lava.
Shield volcano
In what country did the second biggest nuclear disaster happen in due to a tsunami?
Bonus 100 points if you can name the city!
Japan (Fukushima)
When rocks on either side of the fault are moving past each other with out much movement.
DOUBLE
What is a strike-slip fault?
What movement causes magma to rise to the surface, creating volcanoes?
convection currents
What should you do if you are indoors during an earthquake?
What is move away from windows and objects that could fall on you and seek shelter in a doorway or under a sturdy table table or desk?
Mount Kilimanjaro is a stratovolcano found in Africa. It hasn't erupted in awhile, but scientists still sense pressure and movement underneath it. What kind of volcano is it?
Dormant
What does the term "tsunami" mean?
Harbor wave
What kind of material do seismic waves travel fastest through?
Most dense
The continents on earth used to be part of one large landmass. What was it called?
DOUBLE
What is Pangaea?
Besides seeing a giant wave coming, what would be an indicator to someone on shore that a tsunami was coming?
the shoreline would retreat very, very far back showing the seafloor