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प्रश्न
Distinguish between the following pair of terms associated with vulcanicity:
Crater and Caldera
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उत्तर १
| Crater | Caldera |
| The crater is the mouth of a volcano at the top of the vent with a normal outlet. | Caldera is a very large mouth of a volcano which is quite spacious due to the big amount and thrust of the eruption. |
उत्तर २
Crater and Caldera: Crater forms the summit and Caldera the enlarged mouth or the sunken crater at the center of a volcano. When water accumulates in a crater it forms a crater lake and in a caldera a lake like Taba lake of Sumatra. A crater is formed as a result of the overflow of lava and calera as a result of subsidence.
संबंधित प्रश्न
Give an example each of conical volcano and fissure volcano.
What are ‘Volcanoes’?
What is‘magma’?
Distinguish between the following pair of terms associated with vulcanicity:
Acidic Lava and Basic Lava
Distinguish between the following pair of terms associated with vulcanicity:
Laccolith and Lapolith
Distinguish between the following pair of terms associated with vulcanicity:
Geysers and Hot Springs
Answer the following:
Some volcanoes erupt explosively.
Answer the following
The vent of a volcano when blocked results in an explosive eruption.
Give one word for the following :
The region where there are highest number of geysers and hot springs.
Distinguish between the following pairs of terms associated with vulcanicity:
Magma and Lava
