Pangaea/Continental Drift Theory - 8.9A

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What is Pangaea?

Back

Pangaea was a supercontinent that existed during the late Paleozoic and early Mesozoic eras, where all the continents were joined together.

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What evidence supports the theory of Plate Tectonics?

Back

Some continents appear to fit together like a puzzle, indicating they were once connected.

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What are fossils?

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Fossils are the remains, traces, or imprints of ancient living things preserved in rock.

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What does the term 'continental drift' refer to?

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Continental drift is the theory that continents move across the Earth's surface over geological time.

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What is the significance of glacier scars found in Africa?

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They provide evidence that Africa was once in a much colder climate.

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Who proposed the theory of continental drift?

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Alfred Wegener proposed the theory of continental drift.

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What is seafloor spreading?

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Seafloor spreading is the process by which new oceanic crust is formed at mid-ocean ridges and older crust moves away.

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What is the role of tectonic plates?

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Tectonic plates are large sections of the Earth's lithosphere that move and interact, causing geological activity.

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What is a fossil record?

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The fossil record is the history of life on Earth as documented by fossils, showing how species have changed over time.

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What is the Ice Age?

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The Ice Age refers to a period of time when large parts of the Earth were covered in ice sheets.