Answer to Dictation 1
There are signs that a huge part of East Africa is starting to break away.
Go to Dictation 2
Answer to Dictation 2
Geologists are people who study the Earth and its land and rocks.
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Answer to Dictation 3
It is a major fault in the rock that covers Earth's surface.
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Answer to Dictation 4
There is activity in the rift that suggests a giant piece of land is breaking away.
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Answer to Dictation 5
This may be an early indication of the break-up of sub-Saharan Africa.
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Answer to Dictation 6
Three hundred million years ago there was just one huge supercontinent.
Go to Dictation 7
Answer to Dictation 7
Giant areas of land slowly moved across the oceans to form the continents.
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Answer to Dictation 8
This movement is called continental drift.
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Answer to Dictation 9
The rift is moving at a rate of about 4.7 mm per year.
Go to Dictation 10
Answer to Dictation 10
In 200 million years from now there could be just one supercontinent again.
See the African continent lesson for the whole text.
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