Science grade 5: chap5: l3: Volcanoes: Part 2

The largest underground magma formations are ...................... which can form large hills.

When the mountains grew high enough to break the ocean's surface, they became volcanic ...............

As the plate moved away from the hot spot a new .............. formed.

A volcano that is ..................... can erupt with lava, ash, gas, or rock

An example of an island arc is the ........................... in Alaska.

A volcano that no longer erupts is ................. or dead.

Magma from edge of the lower plate rises and builds volcanic islands along the ............

When a volcano stays quiet for a time, it is ......................

Where two ocean plates meet and one is pushed under the other, an .................... may form

The Hawaiian Islands formed over a stationary pool of magma below Earth's crust called a(n) .........................