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Gaw: Earth Science Test Flashcards | StudBud
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Gaw: Earth Science Test
Gaw: Earth Science Test
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Review for the Earth Science Unit Test
Flashcards
31 cards
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Practice quiz
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Questions
31
Answers
1
What types of rocks can be changed by heat and pressure?
Only igneous
All rocks
Only metamorphic
Only sedimentary
2
Earthquakes occur at:
only plate boundaries
plate boundaries & hot spots
plate boundaries & faults
only faults
3
The rigid layer of Earth that is made up of tectonic paltes
Plate
Core
Lithosphere
Asthenosphere
4
Which layer is liquid?
crust
outer core
inner core
mantle
5
What is formed at a convergent boundary when one oceanic plate subducts under a continental plate?
tall mountains
ocean trench
sea floor spreading
mid-ocean ridge
6
Which plate will subduct because it is more dense
continental
oceanic
it depends on the ocean
it depends on the climate
7
Which is the evidence that the Earth has 4 layers?
Seismic shadows
Changes in seismic wave speed
Satellite technology
Absence of 2-waves
8
The tectonic plates are brittle and can crack easily:
False
True
9
Tall mountain ranges on Earth's crust occur at ____boundaries
transform
all of these
divergent
convergent
10
Mid ocean ridges are underwater mountains that form at a _______ boundary.
transform
all of these
divergent
convergent
11
What process occurs in the mantle and is thought to be the force behind plate tectonics?
Convection Current
Normal fault
Plate boundary
Divergent boundary
12
What causes earthquakes?
Scientists have not yet determined
Gravity from the core of the Earth
Magnetic attraction between tectonic plates
Friction between tectonic plates
13
What type of boundary occurs at the ridge?
Divergent
Convergent
Transform
Subduction
14
How should the arrows pointing to Sedimentary Rocks be labelled?
heat and pressure
all of these
compacting and cementing
melting / cooling / hardening
15
How should the arrows pointing to Metamorphic Rock be labeled?
melting / cooling / hardening
weathering / erosion
heat and pressure
all of these
16
What type of rock is most likely formed by rock that is melted then cools?
Sediments
Igneous
Sedimentary
Metamorphic
17
Which is an explanation for the distribution of similar fossils and rocks on different continents?
Glaciers moved animals from one location to another
Every animal now exists in every location
Tectonic plates used to be closer together but drifted apart
Animals used to travel differently
18
At which type of boundary can sea-floor spreading occur?
Divergent
Convergent
Subduction
Transform
19
How do we know the outer core is liquid?
Absence of s-waves
Satellite technology
Changes in seismic wave speed
Seismic shadows
20
Which is a reason for the uneven distribution of natural resources?
Plate tectonic movement
All of the above
Different rock processes
Different geologic processes
21
How should the arrow pointing to Igneous Rocks be labelled?
weathering / erosion
all of these
heat and pressure
melting / cooling / hardening
22
What best describes how igneous rock forms?
Rocks are deposited and cemented
Rocks are compacted
Rocks erode
Rocks are melted, then cooled
23
What type of boundary will occur at the trench?
All of the above
Divergent
Transform
convergent
24
New crust is formed by sea floor spreading at a ______boundary.
subduction
convergent
divergent
transform
25
What is the force behind plate tectonics theory?
The movement of the planets
The Sun's gravity
Gravity slab pull
Convection Currents
26
What occurs at transform boundaries?
Volcanoes
Subduction
Sea-floor spreading
Earthquakes
27
Which layer of the Earth's surface behaves like melted plastic and has convection currents?
Core
Asthenosphere
Lithosphere
Crust
28
What causes sea floor spreading?
Transform boundaries
all of these
convergent boundaries
divergant boundaries
29
If a P waves moves faster than an S wave, and it takes 1 minute for P wave to arrive, it should take:
The P wave is slower
They should arrive at the same time
The S wave slower than 1 minutes
The S wave faster than 1 minutes
30
Aquifer
A man-made well
A pond or river
A layer of ground that collects water
Sand that is dry but underground
31
What type of boundary can form continental mountains?
transform
subduction
divergent
convergent
