Shared Flashcard Set

Details

Chapter 3,8,9,10
Geology test
45
Environmental Studies
9th Grade
03/13/2013

Additional Environmental Studies Flashcards

 


 

Cards

Term
Which seismic waves compress and expand rocks in the direction the waves travel ?
Definition
P waves
Term
What kind of plate boundary occurs where two plates grind past each other without destroying or producing lithosphere ?
Definition
transform fault boundary
Term
Why do earthquakes often cause damaging fires ?
Definition
Earthquake vibrations can break gas lines, water lines, and electrical lines
Term
Tensional stresses commonly cause which of the following ?
Definition
normal faults
Term
What volcanic feature is illustrated at A in Figure 10-2 ?
Definition
continental
Term
What type of plate boundary resulted in the volcanic activity illustrated in Figure 10-2 ?
Definition
oceanic-continental convergent plate boundary
Term
A fault in which the hanging wall moves down relative to the footwall is a _______.
Definition
normal fault
Term
What type of volcano is built almost entirely from ejected lava fragments ?
Definition
cinder cone
Term
The Particles produced in volcanic eruptions are called ______.
Definition
pyroclastic material
Term
What feature is labeled A in Figure 10-1 ?
Definition
pipe
Term
What type of volcano is illustrated in Figure 10-1 ?
Definition
composite cone
Term
A tectonic plate consists of ______.
Definition
the crust and uppermost mantle
Term
Which of the following can be produced at an ocean-continental convergent boundary ?
Definition
continental volcanic arc
Term
Earthquakes are usually associated with _________.
Definition
faults
Term
What is the most abundant gas associated with volcanic activity ?
Definition
water vapor
Term
An earthquake's epicenter is ________.
Definition
the place on the surface directly above the focus
Term
The richter mangnitude of an earthquake is determined from the _______.
Definition
measurement of the amplitude of the largest seismic waves
Term
Which of the following factors helps determine whether a volcanic eruption will be violent or relatively quiet ?
Definition
all the above
Term
A lava flow with a surface of rough, jagged blocks and sharp, angular projections is called a(n) _______.
Definition
aa flow
Term
The broad, slightly dome-shaped volcanoes of Hawaii are ______.
Definition
shield volcanoes
Term
Faults in which movement is mainly horizontal and parallel to the trend of the fault surface are called ______.
Definition
strike-slip faults
Term
In figure 3-1, what process or processes would be occurring in the part of the rock cycle labeled E ?
Definition
compaction and cementation
Term
In figure 3-1, what type of rock should occur in the part of the rock cycle labeled B ?
Definition
igneous
Term
In figure 3-1, what type of rock should occur in the part of the rock cycle labeled F ?
Definition
sedimentary
Term
According to the theory of the plate tectonics, _____.
Definition
the lithosphere is divided into plates
Term
The Hawaiian Islands were formed when the Pacific Plate moved over ________.
Definition
a hot spot
Term
A tsunami can occur when there is vertical movement at a fault under _____.
Definition
the ocean floor
Term
Overall, which seismic waves are the most destructive ?
Definition
surface waves
Term
What forms when one oceanic plate is forced beneath another plate ?
Definition
a subduction zone
Term
when an earthquake occurs, energy radiates in all directions from its source, which is called the _______.
Definition
focus
Term
The supercontinent in the continental drift hypothesis was called _________.
Definition
Pangaea
Term
Through which Earth layer are S waves NOT transmitted ?
Definition
outer core
Term
One kind of evidence that supports Wegener's hypothesis is that ______.
Definition
fossils of the same organism have been found on different continents
Term
Which of the following is NOT one of the three types of plate boundary ?
Definition
Magma
Term
Which of the following is NOT one of the three types of rock ?
Definition
Convergent continental-continental boundary
Term
Where is the energy source found that drives the processes that form igneous and metamorphic rocks ?
Definition
Earth's interior
Term
Most of the active volcanoes on Earth are located in a belt known as the ______.
Definition
Ring of Fire
Term
What is the name of the major strike-slip fault in California ?
Definition
San Andreas Fault
Term
According to Figure 8-1, when will the first P wave be received, if an earthquake epicenter is approximately 1800 kilometers from the seismic station ?
Definition
3.5 minutes after the earthquake
Term
According to Figure 8-1, what is the distance between the seismic station and an earthquake epicenter , if the first S wave arrives 4.0 minutes after the first P wave ?
Definition
2500 kilometers
Term
What are the primary factors that determine whether a volcano erupts explosively or relative quietly ?
Definition
Term
Describe how an Igneous rock becomes a Sedimentary rock....
Definition
Term
List three lines of evidence that supported the hypothesis of continental drift.
Definition
Term
Compare and Contrast the movements and forces on a normal fault and a reverse fault.
Definition
Term
Describe how P waves and S waves move and affect the movement of the material they pass over through.
Definition
Supporting users have an ad free experience!