Mount Etna ........ ash into the air and caused the closure or airspace around the mountain. a)produced b)spewed c)erupted
b)spewed
....................or inactive volcanoes are not active, but they might erupt again. a)dormant b)extinct c)active
a)dormant
............. volcanoes erupt quite often. a)dormant b)active c)extict
b)active
Some people prefer living on the slopes of volcanoes .............. it is dangerous. a)because b)therefore c)although
c)although
Lava and ash produce............. soil for growing crops .
fertile
ıt was difficult to see because there was a cloud of...........
ash
Lava............. the volcano with the temperature of approximately 1,200 C. a)flows into b)flows down c)flows on
b)flows down
What do we called hot-liquid rock?
magma or lava
When the volcano erupts, ............... flows down the mountain.
lava
Volcanic eruptions may be .............. a)fascinating b)destructive c)approximately
b)destructive
Lava and ash ........... fertile soil for growing crops. a)produce b)make c)prevent
a)produce
A volcano is a mountain with an opening that is called a ............ a)magma b)crater c)slope
b)crater
What is called the side of a mountain?
slope
synonyms of ''approximately''
nearly- about
............... volcanoes cannot erupt again. a)extinct b)active c) dormant
a)extinct