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प्रश्न
Distinguish between :
Volcanic Dust and Volcanic Ash.
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उत्तर
Volcanic Dust: The finely pulverised fragments of rock are called volcanic ash.
Volcanic Ash: very fine particles which blow into the air are called volcanic dust.
संबंधित प्रश्न
Give one example of volcanic mountains.
Give one example of an active volcano.
How are hot springs formed?
Fill in the blank below:
The molten rock that reaches the surface of the earth is called ______.
Fill in the blank below:
The Circum-Paciflc Belt is also called ____________.
Name the largest active volcano in the world.
Name the three belts where volcanoes are found.
Why is volcanic activity often associated with mountain building ?
Describe any three advantages of volcanoes.
Give two of its main characteristics of Geysers
State two ways in which lava may come out of the earth’s crust giving an example of each type of these volcanic activities.
Differentiate between active dormant and extinct volcanoes.
What is the following:
‘Ring of Fire’
Answer the following:
Plate margins are zones of great volcanic activity.
Give one word for the following :
The funnel shaped hollow at the top of a volcanic cone.
Give one word for the following :
The lava which is poor in silica and rich in iron and magnesium.
Give one word for the following :
A volcano which has the possibility of erupting in future.
Give one word for the following :
A volcano where magma reaches the surface through a vent or a pipe..
Give one word for the following :
A volcano whose eruption buried and destroyed two Roman towns.
What are the influences of volcanoes eruption on man?
OR
What is the importance of volcanoes?
OR
Mention adverse and beneficial effects of volcanoes.
What is the following :
Fissure type of volcanoes
What is the following :
Spine or plug
What is the following :
Epicentre
______ Volcano is known as light house of Mediterranean Sea.
Give an example of extinct volcano.
Choose the odd one
An active volcano, Dormant volcano, Extinct Volcano, Shield volcano
