what is
a) Vent
b) Lava
c) any 2 cause of volcano
d) any 2 constructive effect of volcano.
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a) Vent - Vent also called crater through which Lava comes out .it is an opening at earth's surface from where volcanic material is emitted .
b) Lava - Lava is the solidified form of magma after it reaches the surface of earth .
c) Volcano are common in the weak zones where earth is unstable .
Presence of of gases and water vapour are released on earth surface when eruption take place .
d) They are source of geothermal energy .
They create new land .
Answered by
1
Step-by-step explanation:
option B is the correct answer.
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