What is it?
Vocabulary
100
A volcano is an opening in the -------'s surface.
Earth
100
A place in the Earth's surface that has broken open and has lava coming out is called _______?
What is a volcano.
200
What comes out of a volcano?
Ash, gas and lava
200
When a volcano explodes we call it ........
What is erupting.
300
Hot, melted rock is called:
Lava
300
Small bits of rock and lava is called _________?
What is ash.
400
What escapes when a volcano explodes?
gas
400
A volcano that erupts often is said to be __________?
active
500
When lava cools, it becomes what?
Rock (page 9)
500
When a volcano has not erupted for a long time, we say it is ____________.
dormant
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