9.6 Flashcards
1
Q
Igneous rocks
A
Rocks that are formed from remains from lava
2
Q
Extrusive rocks
A
Igneous rocks that form when land cools
3
Q
Pumice
A
Rocks that form when rocks cool in the air
4
Q
Scoria
A
Dark igneous rock formed by lava
5
Q
Abrasive
A
Property of material or substance that easily Strache
6
Q
Basalt
A
Dark igneous rock that is formed by cool air
7
Q
Obsidian
A
Glassy rocks that break into pieces of shell
8
Q
Intrusive rock
A
Magma cools under the earths surface these rocks form
9
Q
Batholiths
A
Rocks mass the is bigger then 100 kilometres
10
Q
Granite
A
An igneous rock with different coloured crystals
