ERSC 181 Final Exam Question and
answers already passed
The top two most abundant elements create which mineral group? - correct
answer ✔silicates
which two elements are the scarcest in the crust? - correct answer
✔potassium and magnesium
these minerals commonly form chains, sheets and rings - correct answer
✔silicates
The prime meridian runs through which city? - correct answer ✔Greenwich,
England
ocean-to-ocean convergent boundaries are commonly associated with which
landforms? - correct answer ✔oceanic trench, island arc
Which characteristics describe transform boundaries? - correct answer
✔crust being neither created nor destroyed and shearing motion
a vast majority of Earths earthquakes and active volcanoes are located at -
correct answer ✔convergent boundaries
continent to continent convergent boundaries are commonly associated with
which landforms? - correct answer ✔broad mountain range, folds
this dating method is used to determine the ages of rocks in years - correct
answer ✔absolute
, which of the following is NOT a way of correlating rocks?
Fossils
Time (age)
Rock Type
Topographic Expression - correct answer ✔Topographic expression
Which type of unconformity is usually easiest to spot, since layers are on top
of non-layered crystalline rock? - correct answer ✔Nonconformity
Which of the following would experience the most amount of damage form an
earthquake?
a brick building in and area underlain by sandstone
a brick building in an area underlain by granite
a brick building in an area underlain by unconsolidated sand
a brick building in an area underlain by water saturated sand - correct answer
✔a brick building in an area underlain by unconsolidated sand
which rock composition has the least amount of silica? - correct answer
✔ultramafic
melting is common at which plate boundary? - correct answer ✔convergent
and divergent
partially melting an ultramafic rock produces magma with a ____ composition
- correct answer ✔mafic
answers already passed
The top two most abundant elements create which mineral group? - correct
answer ✔silicates
which two elements are the scarcest in the crust? - correct answer
✔potassium and magnesium
these minerals commonly form chains, sheets and rings - correct answer
✔silicates
The prime meridian runs through which city? - correct answer ✔Greenwich,
England
ocean-to-ocean convergent boundaries are commonly associated with which
landforms? - correct answer ✔oceanic trench, island arc
Which characteristics describe transform boundaries? - correct answer
✔crust being neither created nor destroyed and shearing motion
a vast majority of Earths earthquakes and active volcanoes are located at -
correct answer ✔convergent boundaries
continent to continent convergent boundaries are commonly associated with
which landforms? - correct answer ✔broad mountain range, folds
this dating method is used to determine the ages of rocks in years - correct
answer ✔absolute
, which of the following is NOT a way of correlating rocks?
Fossils
Time (age)
Rock Type
Topographic Expression - correct answer ✔Topographic expression
Which type of unconformity is usually easiest to spot, since layers are on top
of non-layered crystalline rock? - correct answer ✔Nonconformity
Which of the following would experience the most amount of damage form an
earthquake?
a brick building in and area underlain by sandstone
a brick building in an area underlain by granite
a brick building in an area underlain by unconsolidated sand
a brick building in an area underlain by water saturated sand - correct answer
✔a brick building in an area underlain by unconsolidated sand
which rock composition has the least amount of silica? - correct answer
✔ultramafic
melting is common at which plate boundary? - correct answer ✔convergent
and divergent
partially melting an ultramafic rock produces magma with a ____ composition
- correct answer ✔mafic
