Rocks Flashcards
1
Q
Difference between intrusive and extrusive?
A
Extrusive are formed outside the earths surface and intrusive are formed on the inside
2
Q
Holes in rocks are formed from what?
A
Air bubbles
3
Q
Where does magma cool above or below the earths surface to form ignore our rock?
A
Below
4
Q
What are sedimentary rocks formed from?
A
Weathered rock that deposited due to erosion, which is sediments being cemented together
5
Q
What is after sedimentary rocks in the rock cycle
A
Metamorphic
6
Q
What are rocks made of
A
Minerals
7
Q
Cooling down of lava/magma is what?
A
Igneous rocks
8
Q
How are metamorphic rocks formed
A
Heat and pressure
