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Earth Science 8 (New BC Curriculum) Flashcards | StudBud
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Earth Science 8 (New BC Curriculum)
Earth Science 8 (New BC Curriculum)
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Plate Tectonics
Flashcards
35 cards
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Practice quiz
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Host live
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Questions
35
Answers
1
What kind of plate boundary exists off the west cost of South America (map shows volcanoes)?
Convergent
Transform
Divergent
2
The earth's inner core is made of:
Solid Iron
Liquid Nickel
Solid Lead
Liquid Iron and Nickel
3
The location an earthquake begins is known as:
transform central
focus
epicenter
seismograph
4
Where does new crust occur?
Divergent Boundaries
Hot Spots
Convergent Boundaries
Transform Boundaries
5
Which country contains a divergent plate boundary?
Iceland
Italy
Ireland
Indonesia
6
What kind of volcano is Mt. Baker?
Shield
Rift
Convergent
Composite
7
Mid-ocean ridges are caused by:
Divergent or Convergent Boundaries
Divergent boundaries
Transform Boundaries
Convergent Boundaries
8
What is the slowest seismic wave?
Secondary Wave
Surface Wave
Primary Wave
Water Wave
9
What kind of boundaries form composite volcanoes?
Divergent
Tranform
Convergent
Hot Spots
10
Which layer of the earth is thick toothpaste like liquid?
Lithosphere
Inner Core
Upper Mantle
Outer Core
11
How much stronger is an earthquake of 7 compared to an earthquake of 5?
100 times
2 times
1000 times
10 times
12
What happens when an oceanic and continental plate collide?
Subduction and Trench
Trench
Subduction
Mid-Ocean Ridge
13
What is the correct order of the earth's layers from surface to the centre?
Lithosphere, Asthenosphere, Lower Mantle, Outer Core
Crust, Outer Core, Inner Core, Mantle
Crust, Lithosphere, Outer Core, Mantle
Mantle, Asthenosphere, Crust, Core
14
Shield Volcanoes form because of:
Oceanic-Oceanic Convergent Boundaries
Divergent Boundaries
Hot Spots
Fault Zones
15
Which of the following is incorrect about Continental Drift?
Asia and North America are getting closer together
In the future North America will collide with Australia
We were once a supercontinent called Pangea
The plates are moving apart because of convection currents
16
Earthquake waves from fastest to slowest:
P, L, S
P, S, L
S, L, P
L, S, P
17
This image shoes age of earth floor. Red is young, blue is old. What does it prove?
The Atlantic ocean is getting bigger.
The red shows convergent plate boundaries.
The red shows transform plate boundaries
The green shows mid-ocean ridges.
18
Looking at the image of earthquake frequency, which of the following is true?
There is a transform boundary in Iceland
There is a divergent boundary in Australia
There is a convergent plate boundary in South Africa
There is a transform plate boundary in the Mediterranean
19
Which of the following is not caused by earthquakes?
pyroclastic flow
Surface waves
alteration of the earth's surface
Tsunami
20
What is seismology?
Study of earthquakes
Study of volcanos
Study of pangea
Study of plate boundaries
21
What is pyroclastic flow?
Magma as a gas cloud
Raining lava
A fast-moving current of hot gas and lava rocks
A landslide of mud caused by a volcano
22
______ was an ancient volcano that took out an entire town because of _________
Pompeii, Pyroclastic Flow
Krakatoa, Pyroclastic Flow
Pompeii, Hot Ash
Krakatoa, Hot Ash
23
What type of crust is denser?
Oceanic
Continental
24
What causes a Tsunami?
Divergent plate boundaries
Large volcanic eruptions
Large Primary waves
An focus under the ocean
25
Where on earth would you find a vent?
Trench
Transform Fault
Rockies
Volcano
26
What causes the movement of tectonic plates?
Convection currents in the mantle
Eruption of Volcanoes
Convection currents in the core
Magnetic pull of the core
27
Which of the following is NOT evidence for continental drift?
Evidence of glaciers in South Africa and Australia
The continents fit together like puzzle pieces
Similar plants in South America and Asia
Similar fossils in Africa and South America
28
Tectonic plates are found in the:
Asthenosphere
Corosphere
Lithosphere
Atmosphere
29
Who was the person to propose pangea?
J.J. Coleman
John Dalton
J.J. Thomson
Alfred Wegner
30
What would cause an underwater volcano?
Convergent Boundaries only.
Hot Spots only
Hot Spots or Divergent Boundaries
Transform or Divergent Boundaries.
31
Which does NOT appear at a convergent plate boundary?
Aleutian Islands
Iceland
Himalayas
Mt. St. Helens
32
What Boundaries cause volcanoes to occur?
Convergent and Divergent
Divergent
Transform
Convergent
33
What happens when you move towards the centre of the earth?
Temperature and Pressure decreases
Pressure and concentration of oxygen increases
Temperature and Density Increases
Density and Pressure decreases
34
What happens to temperature as you move from core to crust?
decreases
increases
stays the same.
35
Which is not a predictive feature of volcanic eruptions?
Earthquake Activity
Change in Shape
Release of gas
Warming of surface rocks
