GEO Exam 1

Elements are determined based on the number of ____________ they have.
Protons
Neutrons
Electrons
What rock is considered sedimentary?
Limestone
Granite
Slate
The isotope of an element refers to _______________________
Same number of neutons, different number of protons
Different number of neutrons , same number of protons
Same number of neutrons
Minerals combine together makes rocks
True
False
Which type of rock is formed from the cooling of very hot material orginating from below the surface of the Earth?
Igneous
Sedimentary
Metamorphic
Which class of minerals is a significant source of one of the most important nutrients to animals and plants?
Phosphates
Carbonates
Silicates
A convergent plate boundary is one where....
Two plates move toward each other and collide
Two plates move away from each other and seperate
Two plates slide past eachother
An igneous rock that is formed from the cooling of lava is going to have what sized grains?
Fine sized grain
Coarse size grained
None of the above
Which of the following is a type of metamorphic rock?
Marble
Shale
Mica
The thickest layer of the Earth is the
Mantle
Crust
Core
Which two tectonic plates are moving toward each other , we call this type of boundary
Convergent
Divergent
Transform
Which sedimentary rock when found at an outcrop is indicative of past glacial activity ?
Diamictite
Breccia
Limestone
Which layer of the Earth is liquid?
Outer Core
Crust
Mantle
How do we know one the of the layers of the Earths is liquid?
Only one of the two types of seismic waves from an earthquake can pass through liquid
Based off gravity and measurements
Deep Earth drilling has been able to sample this part of Earth
Subduction occurs at which type of plate boundary?
Convergent
Divergent
Transform
Which type of crust is denser and thus sinks below the other ?
Oceanic
Continential
They are both the same density
Earthquakes often occur at plate boundaries ?
True
False
What is the minimum number of seimic stations needed to locate an earthquakes epicenter?
3
2
1
New igneous rock is created at what type of plate boundary?
Divergent
Convergent
Transform
Most damage comes from which wave?
P waves
Surface waves
S waves
Which U.S state lsited below is at the greate risk of being affected by a tsunami?
Hawai'i
Florida
New York
Which mountains chain lsited below is an example of an active margin?
Appalachians
Himalayans
Caledonians
Hawai'i was formed because it sits overtop a __________
Subduction zone
Hot spot
Mid-ocean ridge
A reverse fault is one where?
The hanging wall moves up the fault slope
The hanging wall movoes down the fault slo[e
Two blocks slide past each other laterally
Which of these bonds are considered strong?
Covalent
Metallic
Ionic
An isotope of oxygen with a mass number of 18 has....
6 protons 12 neutrons
10 protons and 8 neutrons
8 protons 10 neutrons
Which physicial property of aminerl refers to what it looks in a powdered form?
Streak
Color
Luster
Whixh luster would you classify Halite as?
Metallic
Pearly
Glassy
Which of the following are igneous rocks fromed ar or near the surface (extrusive)?
Rhyolite
Basalt
Slate
A clastic rock with rounded grains of similar size is indicative of rock formed...
Close to the source of the sediment
Far from the source of the sediment
A sedimentary rock made of shells cemented together is an example of a ___________rock?
Biochemical
Oraganic
Clastic
Layers of the Earth
Mantle
Outer Core
Inner core
Subduction occurs when...
Two continential plates collide
An oceanic and continential plate collide
Two oxeanic plates move apart
Plates are consumed destroyed at
Subduction zones
Mid ocean ridges
Transform boundaries
New rock is formed at
Mid ocean ridges
Subduction zones
Transform boundaries
Mountains are formed when
Two continental plates collide
An oceanic and continential plate collide
Two continental plates seperate
Plae evidence
Fossil distirbution
Mountain chains
Paleoclimate reconstruction
Geographical Fit
All of the above
A shield volcano is one that has
Basaltic mafic magma and non explosive eruptions
Andesite felsic magma and non explosive eruptions
Basaltic mafic magma and explosive eruptions
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