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प्रश्न
Distinguish between the following pairs of terms associated with vulcanicity:
Magma and Lava
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उत्तर
Magma and Lava :
Magma :
- Magma is hot sticky molten material.
- It contains solutions to water and gases.
- It comes out during volcanic eruptions.
Lava :
- Lava is solidified magma.
- Gases and water disappear after evaporataion.
- It cools down as it comes into contact with the atmosphere.
संबंधित प्रश्न
What do you understand by ‘Vulcanism’?
What is the following:
Fissure type of volcanoes
What is the following:
Mud volcanoes
Distinguish between the following pair of terms associated with vulcanicity:
Cinder Cone and Composite Cone
Distinguish between the following pair of terms associated with vulcanicity:
Laccolith and Lapolith
Answer the following:
Some volcanoes develop parasitic cones.
Answer the following:
Earthquakes are common in the belt of young fold mountains.
What are tectonic movements? How are these classified?
Assertion (A): The Pacific Ocean includes two thirds of the world’s volcanoes.
Reason (R): The boundary along the Eastern and Western coast areas of the Pacific Ocean is known as the Pacific Ring of Fire.
The upper part of the earth’s crust ______.
