Read the statement and guess the correct answer. ''Magma collects in a large pool below the surface".
D
Where is the highest active volcano located?
Chile-Argentina-South America
A volcano that is erupting, or can still erupt, is called _________________.
an active volcano.
What comes out when the volcano erupts?
molten rock, smoke, dust, ashes and gases
Read the statement and guess the correct answer. ''Lava, smoke, dust, ashes, gases and volcanic bombs".
A
How does a volcano begin?
A volcano begins as a hole or crack in the Earth's crust.
Where the Earth's crust is thin or weak, magma collects in large pools. If it finds a weak spot it bursts through the surface, forming a _____________.
volcano
What is "magma"?
hot runny rock or molten rock
Where are the Hawaiian Islands located?
in the Pacific Ocean
If a volcano hasn't erupted for at least 10000 years it is called ____________________.
an extinct volcano.
What is the world's highest active volcano?
Ojos del Salado
How many active volcanoes are there in the world?
There are about 1300 active volcanoes in the world.
How many dormant volcanoes are there in the world.
There are about 1400 dormant volcanoes in the world. (But nearly 1300 are active volcanoes) it is difficult to tell whether a volcano is dormant or extinct.
When an undersea volcano erupts, what does it form?
It forms a new island.
What is it formed when the lava, dust and ashes come out from the volcano?
hill or mountain
Read the statement and guess the correct answer. ''Cone of ash, rock and lava''.
F
Read the statement and guess the correct answer. ''Magma flows up a passage called the vent''.
C
Where are most volcanoes located? on land or under the sea.
under the sea
Where can we find the most active volcanoes in the world?
Hawaii
Where do most earthquakes occur?
Around the edge of the Pacific Ocean.
What is it called when magma comes out of a volcano?
lava
Where is Eldfell volcano located?
Iceland
Volcanoes that have not erupted for a long time are called sleeping ,or _________________.
dormant volcanoes
Read the statement and guess the correct answer. '' Around the top of the vent is a hollow called the crater of the volcano''.
B
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