Advertisements
Advertisements
प्रश्न
What is the difference between magma and lava?
उत्तर
Molten material moving under the earth’s crust is called magma. When magma comes to the surface of the earth it is known as lava
APPEARS IN
संबंधित प्रश्न
Give one example of volcanic mountains.
Fill in the blanks with suitable words:
Volcanic activity is a ______ movement.
Give one example each of an active volcano and a dormant volcano.
What is called the Pacific Ring of Fire? Why is it called so?
Name the three types of volcanoes on the basis of the frequency of their eruption.
What are known as Shield volcanoes?
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 ______.
Fill in the blank below:
The Circum-Paciflc Belt is also called ____________.
In which belt most of the volcanoes of the world are found?
Describe the effect of volcanic eruption of Karakatoa in 1883.
What is a geyser ?
State two ways in which lava may come out of the earth’s crust giving an example of each type of these volcanic activities.
Give reasons for the following:
The Circum-Pacific Belt of volcanoes is called ‘The Ring of Fire’.
Answer the following:
Plate margins are zones of great volcanic activity.
Give one word for the following :
A volcano where magma reaches the surface through a vent or a pipe..
Which four of the following words are connected with volcanic activity:
Karst, crater, drumlin, stalactite, gully, potholesl, ash, basalt, swallow, holes, dyke, domes, bluffs.
What is the following :
Fissure type of volcanoes
What is the following :
Spine or plug
What is the following :
Epicentre
An example for active volcano is ______.
Answer in a word
Give an example of extinct volcano.
Distinguish between Active volcano and dormant volcano
Iceland, the most active volcanic area is located on the ______.
Choose the odd one
Mt. Popa, Mt. Fujiyama, Mt. Kilimanjaro, Mt. Kenya.
