Unit Three Science Test

Whattype of volcanoes is Mount St. Helens? What type oferuptions do they have?

What should you do duringan earthquake?

What is theepicenter of an earthquake is directly above?

Whatis the name of the fault shown below? What stress causes it?

 Wheredo mostactive volcanoes form?

Whattype of eruptive material would you expect to see during a nonexplosiveeruption?

Strikeslip faults occur along what kind of boundary?

Whatis a possible climate change caused by a volcanic eruption?

1.     Secondarywaves cannot travel through ______, are ________than primary waves,

Ifthe water content of magma is high, what type of eruption is likely to happen?

Whatkind of deformation leads to earthquakes?

Whenyou talk about the viscosity of lava, you are talking about what?

Acombination of explosive and nonexplosive eruptions will create what kind ofvolcano?

What kind of volcano is an extinct volcano?

Whichseismic waves do the greatest damage?

What does theMercalli rating of an earthquake determine ?

How many locations do you need when using the S-P time method to locate an epicenter?

What can Primaryseismic waves can travel through?

Whydoes California have a greater risk of earthquakes than Georgia?

What is an active volcano

What do you call abreak in Earth’s crust?

Whatare the four signs that a volcano may soon erupt?

Where do mostearthquakes happen?

Whatare the 3 types of faults that lead to earthquakes?

Whatis a dormant volcano?

What is alarge depression that forms when the magma chamber partially empties?

Whendoes pyroclastic material form?

Whatscale is used to measure the strength of an earthquake’s ground motion?