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Continental Drift Flashcards | StudBud
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Continental Drift
Continental Drift
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1
Alfred Wegener was a meteorologist meaning...
He study rock formations.
He studied weather patterns and the atmosphere.
He studied ocean currents.
He studied fossils and ancient history.
2
Currently, we are studying the theory of...
Relativity
Continental Drift
Sea-Floor Soreading
Plate Tectonics
3
The image shows Wegener’s fossil evidence such as...
Glacial grooves found in warm places.
Similar fish found along widely separated coastlines
Fossils of plant Glossopteris found on separated continents.
4
This theory was developed by the man shown in the image. His name is...
Alfred Wegener
Harry Hess
Mr. Mitchell
Albert Wagner
5
Wegener’s main evidence was evidence from...
Climate
Landforms
Fossils
6
Wegener’s evidence from climate change includes...
glacier scratches are found in areas that are now tropical.
Coal fields in N. America and Europe line up
Fossils of mesosaurus are found in separated widely areas.
fossils of tropical plants found in Arctic areas.
7
Wegener used evidence from landforms to support his theory such as...
fossils of tropical plants found in arctic areas.
Mountain ranges in North America and Europe line up.
The same rocks are found on both sides of the Atlantic.
The continents fit together like puzzle pieces.
8
Wegener used three main pieces of evidence to support his theory. What were they?
climate, rock samples, and bones
fossils, climate, and landforms
landforms, mountains, and weather
9
The theory of continental drift states...
The continents were once together and have since separated.
The earth gets a little bigger every year.
Mrs. Mitchell’s science class is the best Chapman class.
The continents were connected by land bridges that sunk.
10
Wegener’s hypothesis was rejected because...
He could not explain HOW the continents moved.
He could not explain WHERE the continents moved.
He could explain HOW the continents moved.
He could not explain WHEN the continents moved.
11
Which of the following processes caused the breakup and relocation of the landmasses over time?
tectonic plate motion
volcanic eruptions and weathering
strong ocean currents
erosion and sedimentation
12
Scientists found evidence of glacial activity in MA. Which is best supported by this evidence?
Sea levels were much higher in the past.
Total numbers of organisms on Earth have changed over time.
The total amt. of radiation from the Sun was much higher.
The climate on Earth has changed over time.
13
True or False: Wegener’s theory of Continental drift was accepted by scientists of his day:
True
False
14
Which of the following provides the best evidence that Earth has evolved over geologic time?
deposits of sediment found at the mouth of a river
coral reefs that slowly changed size
desert sand dunes that were shaped by winds
rock containing fossilized seashells found on a mountaintop
15
Wegener called the supercontinent....
Gondwana
Mr. Mitchell
Pangaea
Antarticala
