Share Science grade 5: chap5: l3: Volcanoes: Part 2
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The largest underground magma formations are ...................... which can form large hills.
batholith
A volcano that is ..................... can erupt with lava, ash, gas, or rock
active
When a volcano stays quiet for a time, it is ......................
dormant
A volcano that no longer erupts is ................. or dead.
extinct
The Hawaiian Islands formed over a stationary pool of magma below Earth's crust called a(n) .........................
island chain
When the mountains grew high enough to break the ocean's surface, they became volcanic ...............
islands
As the plate moved away from the hot spot a new .............. formed.
island
Where two ocean plates meet and one is pushed under the other, an .................... may form
island arc
Magma from edge of the lower plate rises and builds volcanic islands along the ............
plate boundary
An example of an island arc is the ........................... in Alaska.
Aleutian islands
