EVIDENCE OF CONTINENTAL DRIFTING & TYPES OF BOUNDARIES

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14 Terms

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  • Puzzle Fitting of Continents

  • Fossils

  • Climate & Glaciers Deposits

  • Rocks

4 evidences of continental drift theory

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Glacial Striations

Scratches glaciers on rocks as they travel

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Deserts

Largely found in bands that are parallel to the equator

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Extensive Reef Complexies

Lie along the equator

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Fossilized Mesosaurus

Fossils that were found in South America and Africa

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Seafloor Spreading

Tectonic plates slowly move away from each other and occurs along mid-ocean ridges

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Magentic Stripes

Provides evidence of seafloor spreading

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270 mya

Seafloor spreading formed _

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200 mya

Seafloor spreading broke apart about _

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  • Mid-ocean ridges

  • Rift valleys

What do divergent boundaries form

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  • Mountain ranges

  • Volcanic arcs

  • Oceanic trenches

  • Island arcs

What do convergent boundaries form

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  • Fault lines

  • Earthquake

What do transform boundaries form

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