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Earth Science Unit Review 2024 Flashcards | StudBud
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Earth Science Unit Review 2024
Earth Science Unit Review 2024
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1
A hotspot can create an island over a long period of time.
True
False
2
Earthquakes are often a result of plates sliding sideways past each other at this type of boundary.
Allegiant
Convergent
Divergent
Transform
3
Mountain ranges and trenches in the oceans support the idea that the ocean(sea) floor is spreading.
False
True
4
The Pacific Ocean floor is moving this direction, about three inches per year:
Eastward
South
Northwest
Southwest
5
Who was the scientist to propose the theory of Continental Drift?
Richard Wagner
Alfred Wegener
Albert Einstein
Isaac Newton
6
The Ring of Fire is...
a circle of underwater volcanoes found throughout the Atlantic Ocean.
a ring like shape from the western Americas, to Asia and Australia.
a horseshoe like formation that stretches from Russia to Western Africa.
a circle around the Arctic Circle.
7
This kind of crust is thicker, but less dense.
Oceanic
Continental
8
This is the layer of the Earth where convection currents occur.
Outer Core
Inner Core
Asthenosphere
Crust
9
A lava lamp can be used to help us understand...
Reasoning behind tectonic plate movement
Density
Convection Currents
Molecular movement when heated
10
Tectonic Plates are always moving.
True
False
11
With a thickness of 2,900 km or 2,000 miles, this layer is the thickest layer of the Earth.
Outer Core
Crust
Inner Core
Mantle (Upper, middle and lower)
12
When two continental plates collide they often form mountains. This is called a ________ boundary.
Divergent
Convergent
Allegiant
Transform
13
Trenches and Mountains are still forming today.
False
True
14
Ocean and Continental Crusts meet:
Ocean crust subducts
Continental Crust Subducts
Ocean Crust rises above the continental crust
Both crusts subduct
15
Magma that is less dense and warmer...
Moves east
Moves upward
Moves downward
Does not move
16
A volcanic feature that's formed when a volcano collapses is called a...
Rift
Black Hole
Fault
Caldera
17
A hotspot forms from...
uneven heat transfer on the sun.
too much drilling for oil wells that creates "gaps".
being on the borders of tectonic plates.
uneven heat transfers deep below earth's surface.
18
Where is a famous hotspot found in our country?
Yellowstone National Park
Des Moines, Iowa
Isle Royale National Park
Chicago, Illinois
19
The following are TWO pieces of evidence for Continental Drift:
Animal and plant fossils
Continents fit like puzzle pieces and similar plastics found
Rock patterns and water quality
Climate change in Australia and human fossils
20
What was Wegener missing from his idea of Continental Drift?
Plant and animal fossils
San Andreas Fault
Volcano and earthquake models
Sea-floor spreading
21
Where are earthquakes and volcanoes likely to be found?
At plate boundaries
In the oceans
On tectonic plates
In the middle of continents
22
Hotspots
Created the Ring of Fire.
Created Hawaii and The Galapagos Islands.
Move under the oceanic plate.
Stay in one place.
23
A tectonic plate could include both oceanic and continental crust.
True
False
24
The prefix -seismic refers to...
Earthquakes
Volcanoes
Air Quality
Water
25
Earth's plates are surrounded by melted rock and do not touch each other.
False
True
