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प्रश्न
What is the following :
Epicentre
उत्तर
Epicentre : The point on the earth’s surface directly above the ‘focus’ of earthquake is called epicentre.
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संबंधित प्रश्न
Explain the types of volcanoes on the basis of periodicity of eruption with examples.
What is the difference between magma and lava?
Give one example each of an active volcano and a dormant volcano.
Name two types of landforms made by volcanoes.
Name the three types of volcanoes on the basis of the frequency of their eruption.
How are hot springs formed?
Match the Following:
| Column A | Column B |
| 1. Vent | (a) An active volcano |
| 2. Extinct | (b) Hot water fountain |
| 3. Geyser | (c) Dead Volcano |
| 4. Mt. Stromboli | (d) An opening in the earth's crust through which lava flows. |
| 5. Cinder Cone | (e) A volcanic landform. |
Fill in the blank below:
The forces arising from the interior of the earth are called _________ forces
Fill in the blank below:
The molten rock that reaches the surface of the earth is called ______.
Name the largest active volcano in the world.
Name the three belts where volcanoes are found.
Distinguish between :
Seismology and Volcanology.
State two ways in which lava may come out of the earth’s crust giving an example of each type of these volcanic activities.
What is the following:
‘Ring of Fire’
Give reasons for the following:
Basic lava cones are broader than Acid lava cones.
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.
Which four of the following words are connected with volcanic activity:
Karst, crater, drumlin, stalactite, gully, potholesl, ash, basalt, swallow, holes, dyke, domes, bluffs.
Describe the distribution of volcanoes in the world.
OR
Name the important belts of volcanoes.
What is the following :
Spine or plug
Name the three types of volcanoes based on periodicity of eruption.
How many active volcanoes in the world?
Iceland, the most active volcanic area is located on the ______.
Choose the odd one
An active volcano, Dormant volcano, Extinct Volcano, Shield volcano
Choose the odd one
Mt. Popa, Mt. Fujiyama, Mt. Kilimanjaro, Mt. Kenya.
