|
|
|
6
|
built from alternating layers of magma
|
|
7
|
igneous rock composed of orthoclase
|
|
8
|
Destructive mass of very hot ash.
|
|
9
|
column of lava rock.
|
|
10
|
dried molten shell
|
|
12
|
dark fine grained igneous rock.
|
|
15
|
covergent plate boundary
|
|
18
|
molecules of water in the air-
|
|
|
|
|
|
|
1
|
a reservoir of magma
|
|
2
|
A mountain or hill, typically having a crater or vent that spews lava.
|
|
3
|
formed by a major eruption
|
|
4
|
large igneous intrusive
|
|
5
|
formed from igneous rocks
|
|
6
|
volcanic vent
|
|
11
|
volcanic material
|
|
13
|
powdery residue left after the burning of a substance
|
|
14
|
the molten fluid
|
|
16
|
Constituent of sandstone and other rocks.
|
|
17
|
cup shaped depression
|
|
19
|
an opening at the earths surface.
|
|
|
|
