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Earth EOC Review Flashcards | StudBud
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Earth EOC Review
Earth EOC Review
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1
When two continental plates separate at a divergent boundary, this forms
subduction zone
mid-ocean ridge
deep ocean trench
rift valley
2
Earthquakes are caused by
gravitational pull of the sun
releasing stress
shifts in the inner core
divergent boundaries
3
This type of rock is made by heat and pressure deep within the earth
Sedimentary
Metamorphic
Igneous
4
This type of rock is made by cooling lava.
Sedimentary
Igneous
Metamorphic
5
What process created the Mid-Atlantic ridge in the previous question?
transform boundary
convegent boundary
sea-floor spreading
subduction
6
Sea-floor spreading happens at a
Convergent Boundary
Divergent Boundary
Transform Boundary
Subduction Zone
7
The name of Alfred Wegener's super continent
Rodinia
Pangaea
Gondwanaland
Eurasis
8
Where would you find the oldest rock in this picture of a mid-ocean ridge?
By the I in Iceland
By the D in Iceland
9
3 types of evidence that supported Continental Drift theory: fossils, glacier scratches, ______
convection currents in mantle
shape of the landmasses
dinosaur tracks
height of mountain range
10
This type of rock is made by compacting/cementing fragments of rock,shells and fossils together
Igneous
Sedimentary
Metamorphic
11
Scienitist use the law of superposition to determine the relative age of rocks. How?
the oldest rock is on the bottom
the youngest rock is on bottom
the intrusion is always oldest
the use of carbon-14
12
Determining the age of rock compared to other rocks around it is what type of dating?
absolute
relative
blind
speed
13
The least dense layer broken into plates
crust
inner core
outer core
mantle
14
What causes the crust to move on the surface
ocean currents
Heat and pressure form the inner core
atmospheric wind in the troposphere
convection currents in the mantle
15
Most earthquakes and volcanoes are found along
over hot spots
at mountain ranges
plate boundaries
within the middle of plates
