Examine the diagram above and answer each of the following questions - Leaving Cert Geography - Question 5 - 2015
Question 5
Examine the diagram above and answer each of the following questions.
(i) Name the type of plate boundary illustrated in the diagram above.
(ii) Name the feature a... show full transcript
Worked Solution & Example Answer:Examine the diagram above and answer each of the following questions - Leaving Cert Geography - Question 5 - 2015
Step 1
Name the type of plate boundary illustrated in the diagram above.
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Answer
The type of plate boundary illustrated in the diagram is a divergent boundary, also known as a constructive plate boundary. This is where tectonic plates move away from each other, typically leading to the formation of new oceanic crust.
Step 2
Name the feature at A.
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Answer
The feature at A is referred to as an ocean ridge, specifically a mid-ocean ridge. This is a continuous mountain range that runs along the ocean floor.
Step 3
Name an igneous rock formed at B.
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An example of an igneous rock formed at B is basalt. Basalt is an extrusive igneous rock commonly formed from the rapid cooling of lava at the ocean floor.
Step 4
Name the part of the upper mantle at C.
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Answer
The part of the upper mantle at C is called the asthenosphere. This layer is semi-fluid and allows for the movement of tectonic plates.
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