Wegener hypothesized a former supercontinent named __________.Group of answer choicesPan AmericaGondwanaRodiniaPangaeaLaurentia
Question
Wegener hypothesized a former supercontinent named __________.
Group of answer choices
- Pan America
- Gondwana
- Rodinia
- Pangaea
- Laurentia
Solution
The correct answer is Pangaea.
Alfred Wegener proposed the existence of a supercontinent known as Pangaea as part of his theory of continental drift. This theory suggested that the continents we see today were once joined together in a single landmass, which began to break apart around 200 million years ago during the Mesozoic Era.
Wegener's idea was based on several lines of evidence, including the distribution of similar fossils and geological formations across continents that are now separated by oceans, as well as the matching coastlines of Africa and South America. Although his theory was initially met with skepticism, it laid the groundwork for the modern understanding of plate tectonics, which explains the movement of Earth's lithosphere.
In summary, Pangaea represents a critical concept in the study of Earth's geological history and the understanding of how continents have shifted over time.
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