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WorksheetsS9 - Volcano Quiz
Total questions: 15
Worksheet time: 8mins
Once magma reaches the earth's surface it is called _____.
silica
rock
tephra
What is magma?
pieces of the Earth's crust
molten rock inside of a volcano
molten rock on the Earth's surface
plates that meet
TRUE or FALSE: A volcano that erupts quietly will produce a lot of cinders, ash, and bombs.
TRUE
FALSE
It is an opening where the magma leaves the volcano.
sill
vent
conduit
crater
Which of the following describes a volcano that may erupt at any time?
potentially active volcano
active volcano
inactive volcano
shield volcano
In a volcano, magma collects in a packet called ________.
magma flow
magma chamber
magma pipe
hotspot
A _____ is a duct connecting the magma chamber and the outside of the volcano.
vent
crater
fissure
conduit
An opening on the Earth's crust through which hot molten rock flows out from deep inside the Earth.
volcano
Fault line
fold
crater
Why does the volcanic eruption happen?
The pressure in magma chamber increases and pushes magma to the surface.
The tectonic plates slide past each other.
The underground rock suddenly breaks along a fault.
(all of these)
Which of the following is a volcano that has not erupted in modern history, but may in the future?
composite volcano
active volcano
inactive volcano
potentially active volcano
Which type of volcano has a steep cone-shaped hill or mountain?
cinder cone volcano
shield volcano
composite volcano
lava dome
Which type of volcanoes has non-explosive eruptions due to easy flowing lava?
composite volcano
shield volcano
cinder cone volcano
lava dome
Which type of volcano has the most explosive eruptions?
composite volcano
shield volcano
cinder cone volcano
lava dome
The following are kinds of volcano according to activity EXCEPT _____.
active volcano
composite volcano
potentially active volcano
inactive volcano
