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SCIENCE PLATE BOUNDARIES
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50 cards
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Practice quiz
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Questions
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Answers
1
When two tectonic plates collide, the oceanic crust usualy subducts beneath the continental crust because it is.
lighter than the continental crust
thicker than continental crust
denser than continental crust
2
What happens when oceanic and continental crust converge?
A. oceanic crust is subducted beneath the continental crust
B. continental crust is subducted beneath the oceanic crust
3
In hot spot, Volcano A is top of mantle plume, VolcanoB is 10km farther from A Volcano C is the farthest. Give vol. Age
Volcano B is the oldest
Volcano 8 is the youngest
Volcano A is older than C
Volcano B is younger than C
4
Which of these is NOT true about the Philippine islands?
C. originate geologically in an oceanic-oceanic convergence
A. most are part of the Philippine Mobile Belt, except for Palawan Mindoro
formed because of the convergence of the Philippine plate and the Pacific
D. some are products of subduction process
5
Right in the middle of an island you can find a rift valley. What type of plate boundary exists on that island
Normal fault
Divergent
Convergent
Transform fault
6
this is where oceanic plates are diverging and magma spreads across the ocean floor making the seafloor wider.
Mountain belt
Hot spot
Trenches
Mid-Atlantic Ridge
7
Which of the following was not used by Wegener as evidence of continental drift?
A. Fossil fuels that ware found on different continents
D. The fit of the continents
C. Magnetic reveals on the seafloor
B. Evidence of glacial scratches continents found near the equator
8
What formed the group of volcano does Hawaiian Islands belong to?
B. These are formed from island are along O-O convergent plate boundaries
These are formed from volcanic arc along O-C convergent plateBoundaries
C. These are formed at hotspots in the middle of plates or intraplate
9
What process is known by which heat from the earth's interior causes magma to rise and sink?
trench suction
ridge push
thermal convection
slab pull
10
What lead to the idea of an occurrence of a seafloor spreading?
A. sediments accumulate at the area of spreading
B. molten material beneath Earth's crust rises to the surface
11
Using data from seismic waves, geologists have learned that Earth's interior is made of several
Ridges
Trenches
Continents
Layers
12
Which term refers to the section of the earth's crust and part of the upper mantle
Asthenosphere
Lithosphere
Mantle
Crust
13
Which of the following is NOT a chain of volcanic islands associated with oceanic-oceanic convergence?
the Aleutian Islands
the Hawaian Islands
the Philippine Islands
the Mariana Islands
14
What do you call the molten rock under the earth's trust?
Melted rock
Pumice
Lava
Magma
15
Scientists think that convection currents flow in Earth's,
inner core
outer core
crust
mantle
16
What type of plate boundary formed the Himalayan Mountain range of India?
Transform boundary
divergent boundary
convergent boundary
17
What is the estimated motion of the plates move in one year?
A few kilometers
A few meters
A few centimeters
A few millimeters
18
The lithospheric plates are believed to be moving slowly, what is the driving force that facilitates this movement?
the force of the atmosphere
gravitational force of the moon
convection current in the mantle
magnetic force at the poles
19
What are formed when two continental plates collide?
Volcanoes
Trenches
Mountain ranges
Rift valleys
20
Which of the following states that the mantle moves like a conveyor belt system?
convection current
seafloor spreading
plate tectonics
continental drift
21
Which of the place below can you find the Andes Mountain range?
Australia
Africa
South America
North America
22
The theory that states that pieces of Earth's lithosphere are in constant and in slow motion is the theory of..
Plate tectonics theory
Continental drift theory
Seafloor spreading
23
Active volcanoes are most abundant along the
Edge of tectonic plates
eastern coastline of continents
23.5°N and 235 S parallels of latitude
23.5 and 23.5 W parallels of longitude
24
What plate boundary formed the East African Rift?
divergent boundary
convergent boundary
transform boundary
mid-ocean ridge
25
What do you expect to find in a plate boundary that is parallel to a trench?
volcanic arc
rift valley
hot spot
Ocean ridge
26
Using data from seismic waves, geologists have learned that Earth's interior is made of several
Continents
Trenches
Layers
Ridges
27
What do you call an area in the mantle from which heat rises in the form of a thermal plume from deep within the earth?
Hotspot
Earthquake
Plate boundary
Mid ocean ridge
28
Which observation was NOT important in formulating the hypothesis of seafloor spreading?
Identifying the location of glacial deposits
Magnetization of the oceanic crust
Depth of the ocean
Thickness of seafloor sediments
29
What plate boundary is associated with the formation of Volcanic Island arcs?
continental-continental convergent
ocean-continental convergent
ocean-ocean convergent
30
How do you define a tectonic plate?
Large pieces of the earth's crust
A mechanism by which part of the earth move
The entire surface of the earth
31
What is the effect of the downward motion or the sinking force of the convection current?
move plates apart from one another
lifts and splits the lithosphere
creates a divergent boundary
pulls tectonic plates toward one another
32
Which theory explained that the earth's continents slowly moved away from it's original position?
seafloor spreading
plate tectonics
convection current
continental drift
33
What do you call the process when the mantle pushes the edge of a tectonic plate higher, then gravity pull it downward
ridge push
slab pull
thermal convection
trench suction
34
What would you see at an oceanic-oceanic convergent plate boundary?
plates slide past one another
the older crust is recycled by subduction
the crust separates
a new crust is created
35
The plate moves above a mantle plume and creates the islands of...
Philippines islands
Marianas islands
Aleutian Islands
Hawaii
36
Which statement is correct?
A continental crust is heavier and denser than oceanic crust
B. oceanic crust is heavier and denser than continental crust
37
Which is NOT formed when plates move away from away each other or in a divergent plate boundary?
Trench
Atlantic ocean
Deep sea mountain ranges
Rift valley
38
Crustal plate A is moving away from crustal plate B What is the expected average rate of change in position between A B
A few milimeters per century
A few centimeters per year
A few meters per month
A few milimiters per day
39
It is the vibration of Earth due to the rapid release of energy.
Tsunami
earthquake
subduction
Tidal wave
40
Answer the following Q
Continental Drift Theory
Plate Tectonics Theory
41
Answer the following Q
Convection
Construction
Subduction
Diversion
42
If you visit a place in the Pacific known to be along converging plates, which of these should you NOT expect to see
Active volcanoes
Volcanic islands
Mountain ranges
Rift valleys
43
What led the early mapmakers to believe that the continents have moved?
matching coastlines
plate boundary locations
climatic data
fossil evidence
44
What do you expect to find at the Pacific ring of fire?
Volcanoes
hotspots
Trenches
Mountain ranges
45
What are the features found at divergent plate boundaries?
deep-sea trenches
mid-ocean ridges
Crumpled mountains
Island arc volcanoes
46
Answer the given Q
oceanic ridge
trench
Linear sea
thick accumulation of sediments
47
Which plate boundary is also called destructive plate boundary?
convergent plate boundary
divergent plate boundary
Transform plate boundary
48
Why do most geologists reject Alfred Wegener's idea of continental drift?
Wegener used several different types of evidence to support his hypothesis
A. Wegener could not identify a force that could move the continents
49
Where can you find a subduction zone?
Transform boundary
divergent boundary
convergent boundary
50
Which convergent plate boundary explains the formation of the mountain ranges?
Oceanic-continental convergent
oceanic-oceanic convergent
continental-continental convergent
