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Earth Science Unit 2 Flashcards | StudBud
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Earth Science Unit 2
Earth Science Unit 2
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Tectonic Plates/Earthquakes/Hot Spots
Flashcards
25 cards
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Practice quiz
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Host live
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Questions
25
Answers
1
What does this image show?
The oldest rock is at the center of the ridge
The Atlantic ocean getting smaller
Polar Reversals
Stripes that run through continents
2
What kind of boundary is located where the North American Plate meets the Eurasian Plate?
Divergent
Transform
Convergent
A Stick Boundary
3
Seafloor Spreading occurs at
Transform Boundaries
Convergent Boundaries
Divergent boundaries
Nebraska
4
Which of the following is evidence of continental drift?
Fossils on different continents
All of the Above
Paleo-magnetism
Continents fit
5
What part of the world has the most earthquakes and volcanoes?
The Moon
France
The Pacific Rim
Colorado
6
What type of boundary is associated with the diagram?
Divergent
Gerrymandering
Transform
Convergent
7
As you walk from Point A to the mid-ocean ridge the age of the rock ........
gets younger
cannot be determined
stays the same
gets older
8
Which geologic feature is associated with convergent boundaries?
Folded Mountains
All of the Above
Oceanic Trenches
Volcanic Mountains
9
What caused the formation of the Hawaiian Islands?
Volcanic Arc
Hot Spot
Subduction Zone
The Indegini
10
Look at the image, what type of tectonic boundary would be made by this movement?
Convergent
Transform
Hot Spot
Divergent
11
The ____ of an earthquake is the amount of energy released at the focus.
Magnitude
Richter Scale
Focus
Albert Einstein
12
What is the part where an earthquake starts called?
Epicenter
Fault
Focus
Hanging Wall
13
Which boundary is associated with the most severe earthquakes?
Divergent
Convergent
Transform
Mrofsnart
14
Wegner's original theory wasn't accepted; new evidence supporting has been found. This means
Will change theories based on new evidence
Theories will never change no matter the evidence
All of the above
Any theory can be accepted that seems reasonable
15
When the seafloor spreads apart, volcanoes and ridges form because
underwater earthquakes lift sea floor
magma rises to the surface building ridges
sediments are deposited along ridge building them
ocean water pushes down surrounding seafloor pushing ridges
16
Evidence of Hot Spot theory include...
all answers are correct!
Absolute dating of the extinct volcanoes
Islands that have moved away from hotspot are extinct
Calculating the rate of the Pacific Plate movement
17
Evidence of Seafloor Spreading does not include....
Trenches in the Atlantic Ocean
thickness of seafloor increases as you move away from ridge
Magnetic Reversals/Paleomagnetism
Age of rock gets older as you move away from ridge
18
The movement of lithospheric plates is caused by
MagmaC
Magnetic Polarity
Faulting
Convection Currents
19
How is the Atlantic Ocean changing?
It is staying the same
It is changing its name to Frank
The Atlantic Ocean floor is getting wider
It is getting smaller
20
Which scientist is credited with the continental drift theory?
Alfred Wegener
Albert Einstien
Donnie Trumpleskins
Lebron James
21
Which area is most likely to have a severe earthquake?
West Coast of Africa
East coast of North America
West coast of South America
East coast of South America
22
What happens to the velocity of the P wave as it reaches the liquid outer core?
decreased its velocity
can't tell from graph
p waves do not travel through liquids
increased its velocity
23
Which boundary occurs between the Nazca and South American Plates?
Super Duper Boundary
Divergent
Transformgent
Convergent
24
Earthquakes only occur along the edge of continents
True
I don't want a good grade
Truish
False
25
Using the Richter Scale, which magnitude of earthquake is the greatest?
2.7
Huh?
9.5
1.2
