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प्रश्न
What is the following:
Caldera
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उत्तर १
Caldera is the spacious crater of a volcano created by tremendous eruption. Crater lake in Oregon U.S.A occupies a caldera about 9 kilometers in diameter.
उत्तर २
Caldera: In some volcanoes, the summit of the volcano blows up during a violent explosion resulting in the formation of a large depression called a Caldera. Some calderas may have been formed by the collapse of the summit portion. Calderas are occupied by large lakes. The lake in the caldera is called the crater lake. In the state of Oregon in the United States, there is a caldera which is about 9 km in diameter.
संबंधित प्रश्न
What are ‘Volcanoes’?
What is‘magma’?
What is the following:
Fissure type of volcanoes
Distinguish between the following pairs of terms associated with the crustal movement of the earth:
Tilted Block mountains and Lifted Block mountains
Answer the following:
Hot springs are common in volcanic regions.
Name one useful feature of vulcanicity other than soil fertility.
What are tectonic movements? How are these classified?
Distinguish between the following pairs of terms associated with vulcanicity:
Magma and Lava
How many major zones of volcanic activities in the world?
The upper part of the earth’s crust ______.
