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Worksheetsreview quiz batch 2 and Online Batch
Total questions: 40
Worksheet time: 11mins
The tectonic plates float on the _______.
inner core
outer core
asthenosphere/
mantle
crust
What is the reason why Wegener's theory was almost forgotten?
It was not a good theory.
Wegener wasn't able to provide plausible explanation why continents drifted.
He wasn't able to publish his theory.
He met a huge resistance from the scientific community.
Who proposed the Seafloor spreading theory?
Harry Hess
Alfred Wegener
Charles Darwin
Harry Roque
Where does seafloor spreading occurs?
at the sun and moon
at the Ring of Fire
at deep sea trench
along the rift of mid-ocean ridges
What is the term used in describing the large pieces of lithosphere that float on the asthenosphere?
Plate tectonics
Tectonic Plates
Continental Plates
Oceanic Plates
Which two theories unified in plate tectonics theory?
Big bang and Continental Drift theory
Continental Drift and Seafloor spreading theory
Seafloor spreading and Slab-pull theory
Convective and seafloor spreading theory
Along the seafloor, the youngest oceanic crust can be found near the continental crusts?
TRUE
FALSE
Alfred Wegener theorized that there was once a supercontinent called Pangaea that was comprised of two major parts.
Eurasia and Gondwana
Gondwana and Motunui
Laurasia and Gondwana
Laurasia and Americas
Divergent plates move _______ each other.
away from
towards
underneath of
over-top of
Divergent boundaries cause the Mid-Ocean Ridge to form and ________.
Mountains
Rifts
Volcanoes
Earthquakes
If a process builds up the Earth's surface it is _________.
Destructive
Constructive
If the crust is squeezed and pushed upwards it forms ______.
Valleys
Rifts
Mountains
Mid-Ocean Ridge
In regions where tectonic plates meet, earthquakes, volcanoes, and hot springs are more likely.
True
False
Where do volcanoes most commonly form?
Along the equator.
In Earth's polar regions.
In the middle of tectonic plates.
Near tectonic plate boundaries.
The ocean tides cause earthquakes, volcanic eruptions, and the creation of mountains.
True
False
What makes up the lithosphere?
Oceanic crust and continental crust
Upper mantle
Crust and the upper mantle
Continental crust
What makes up the lithosphere? Miners dig into the Earth in search of precious rocks and minerals. In which layer are the deepest explorations made by miners?
Outer core
mantle
crust
inner core
Alfred Wegener is a German scientist who hypothesized that the Earth was once made up of a single large landmass called Pangaea. Which of the following theories did Wegener propose?
Continental Drift Theory
Plate Tectonics
Continental Shift Theory
Seafloor Spreading Theory
If you are a cartographer, what will give you an idea that the continents were once joined?
Ocean depth
Position of the south pole
The shape of the continents
Size of the Atlantic Ocean
1. What evidences do scientists use to support the Continental Drift Theory?
A. rocks, fossils, air
B. rocks, fossils, shape of continents
C. rocks, fossils, climate
D. rocks, water, ice
4. Why was Alfred Wegener's Continental Drift Theory not accepted immediately by the people during his time?
He cannot explain what causes the continents to drift.
He explains that South America and Africa fit together like a puzzle.
He described that the rocks and mountains at the edges of the continents were similar.
He explains that fossils of ancient plants such as "Glossopteris" can be found in almost all continents.
5. What do you call the supercontinent landmass formed million years ago?
Pangaea
Asia
Panthalassa
Eurasia
Which continents did Wegener found the fossils of Mesosaurus?
Antarctica
Africa
Australia
South America
Which is not an evidence of seafloor spreading?
molten magma constantly erupting
drilling samples of rock
Magnetic stripes
Fossil evidence
The lithospheric plates are believed to be moving slowly. What is the driving force that facilitates this movement?
gravitational force of the moon
magnetic force at the poles
convection current in the mantle
the force of the atmosphere
The (a) is a soft, weak upper portion of the mantle where the lithospheric plates float and move around.
The process by which new ocean floor is formed near the mid-ocean ridge and moves outward is called (a) .
(a) is a theory which suggests that the Earth's crust is made up of plates that interact in various ways, thus producing earthquakes, mountains, volcanoes, and other geologic features.
This plate boundary moves plates towards each other.
(a)
the Continental Lithosphere has a width of (a) .
The Oceanic Lithosphere has a width of (a) .
the deepest point on Earth
(a)
in what year does the Seafloor spreading theory was proposed?
(a)
The northern hemisphere of the supercontinent is called (a) .
Laurasia is consist of two continents; North America and (a) .
10. The theory holds that the outermost rigid layer of the earth is broken into several segments called plates, and these plates are in motion. What is called?
(a)
When the temperature is high the fluid will _________.
rise
sink
(a) is the transfer of heat through motion of a fluid (liquid or gas) related to temperature.
The seed fern scattered among the five continents, which implies that these were once connected which makes dispersal possible.
Glossopteris flora
Mesosaurus
Lystrosaurus
Cynognathus
North landmass : South landmass
Laurasia: (a)
