Volcanoes Quiz

 

Check the answer that best matches the question:

1. A volcano is

A mountain or hill formed around a crack in the earth's crust.

A mountain with a jagged peak.

A mountain or hill with a flat top.

2. The hot rock under the earth's surface is called

Lava

Magma

Dormant

3.The hot rock that flows down the sides of the volcano is

Lava

Magma

Dormant

4. The opening in the top of a volcano is a

Dormant

Magma

Crater

5. All volcanos erupt all of the time

True

False

6. Volcanoes erupt because of

The pressure in the earth forcing the hot rock through a crack.

An earthquake happening nearby

The earth getting overheated.