How can volcanic ash help the environment?
Magma leaves a volcano through a______________.
Lava that contains high amounts of iron and magnesium, but low amount of silica is known as:
The sticky or viscous lava does not allow gases trapped in the volcano to:
The acid lava flows slowly and solidifies:
As the basic lava flows more, it forms a:
These rising columns of magma are found in fixed locations deep within the:
Iceland, one of world's largest islands, sits on northern crest of the
Cavity in Earth's crust below vent that holds magma is known as
Lava that contains high amounts of iron and magnesium, but low amount of silica is known as
Passageway which joins vent to crater of volcano is known as
Fluidity of lava is determined by amount of
Considering seasons, land is hotter than sea in
Compared to acid lava, basic lava travels