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  • Activities. Wegener's theory of continental drift
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      Activities. Wegener's theory of continental drift
      Tectonic plates
      Without background sound
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      Wegner's theory of continental drift. Activities 1-9

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      Activities. Wegener's theory of continental drift
      Tectonic plates
      Without background sound
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      Activity 1

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      Understand

      Why do you think the coast of these two continents look like  they could fit together?

      Map of the east coast of South America and west coast of Africa
      • They do not look like they could fit together.

      • Correct answer
        Wrong answer
      • Both continents were joined together in the past. They then slowly fragmented and separated from each other.

      • Correct answer
        Wrong answer
      • Both continents are moving closer to each other and, as they do, the ocean is eroding their coasts at the same time and in the same places.

      • Correct answer
        Wrong answer

        3 attempts
      Done
      Activities. Wegener's theory of continental drift
      Tectonic plates
      Without background sound
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      Activity 2

      0/1

      Understand

      Find the position of North America in Pangea and describe its movement from 225 million years ago to the present day.

       

      Wegener's theory of continental drift 

       

      • It was north of South America and to the west of Eurasia. The south of North America was also joined to the north of Africa. The continent then moved towards the north-east, until it collided with the east coast of Asia.

      • Correct answer
        Wrong answer
      • It was next to Madagascar, between Africa, Antartica and Australia. It moved towards the north until it collided with the southern border of Asia.

      • Correct answer
        Wrong answer
      • It was north of South America and to the west of Eurasia. The south of North America was also joined to the north of Africa. The continent then moved towards the north-west, separating first from South America and Africa, and finally, Asia.

      • Correct answer
        Wrong answer

        3 attempts
      Done
      Activities. Wegener's theory of continental drift
      Tectonic plates
      Without background sound
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      Activity 3

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      Apply

      How many oceans were there 225 million years ago?

       

      Wegener's theory of continental drift 

       

      • There was only one ocean, called Panthalassa (meaning 'all seas'). This ocean surrounded the only continent (Pangaea).

      • Correct answer
        Wrong answer
      • There were two oceans, the Panthalassa and the Tethys. The Panthalassa Ocean was east of Pangaea and the Tethys Sea was west of Pangaea.

      • Correct answer
        Wrong answer
      • There were three oceans, the Panthalassa, the Tethys and the Paratethys. The Panthalassa Ocean was east of Pangaea and the Tethys and Parathehys Seas were west of Pangaea.

      • Correct answer
        Wrong answer

        3 attempts
      Done
      Activities. Wegener's theory of continental drift
      Tectonic plates
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      0/1
      Why do we have more oceans today?
      The oceans we have today were formed as the continents from each other. 
        separated

        3 attempts
      Done
      Activities. Wegener's theory of continental drift
      Tectonic plates
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      Activity 4

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      Apply

      Fossils have been found in India that are more similar to those found in Australia than those found in China. Can you explain this?

       

      Wegener's theory of continental drift 
      • India and China were separated by The Himalayas. They formed a physical barrier that prevented the flow of species.

      • Correct answer
        Wrong answer
      • India and China have never been joined. The flow of species between these two countries has been caused by external factors.

      • Correct answer
        Wrong answer
      • India and Australia were joined together in the past, so they had similar species living in them.

      • Correct answer
        Wrong answer

        3 attempts
      Done
      Activities. Wegener's theory of continental drift
      Tectonic plates
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      Activity 5

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      Understand

       

      Geological evidence 
      Paleontological evidence 

       

      Listen, look at the diagrams above and answer true or false.

      • a)
      • Correct answer
        Wrong answer
      • b)
      • Correct answer
        Wrong answer
      • c)
      • Correct answer
        Wrong answer

        1 attempt
      Done
      Activities. Wegener's theory of continental drift
      Tectonic plates
      Without background sound
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      P
      Correct the false sentences below.

        1 attempt
      Done
      Activities. Wegener's theory of continental drift
      Tectonic plates
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      Activity 6

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      Apply

      Geological evidence 
      Paleontological evidence 

       

      Find information about the continental shelves. Are they more similar to the continents or the ocean floor?

      The Earth is divided into layers. Continental shelves are parts of the beause they are both made of .

        3 attempts
      Done
      Activities. Wegener's theory of continental drift
      Tectonic plates
      Without background sound
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      Activity 7

      P

      Evaluate

      Explain the presence of plant and reptile fossils in the middle of Antarctica using the theory of continental drift.

        1 attempt
      Done
      Activities. Wegener's theory of continental drift
      Tectonic plates
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      Activity 8

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      Remember

      Why was Wegner's theory not accepted at the time?

      • It was accepted, not rejected. Back then it was the only theory that explained how continents had evolved and the presence of similar species in continents that are far away from each other.

      • Correct answer
        Wrong answer
      • Becuase it was believed that continents had always been in the same position. It was unthinkable that they could move.

      • Correct answer
        Wrong answer
      • Because he could not find evidence to explain the movement of the continents.

      • Correct answer
        Wrong answer

        3 attempts
      Done
      Activities. Wegener's theory of continental drift
      Tectonic plates
      Without background sound
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      Activity 9

      P

      Analyse

      Why do you think new technology helped Wegener’s theory to be accepted?

        1 attempt
      Done
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