Rock Cycle
Minerals
Igneous Rocks
Sedimentary Rocks
Metamorphic Rocks
100
Any rock can become...
any other rock
100
Use to make pencil lead
graphite
100
Where do igneous rocks form?
In volcanos -under them and when they errupt
100
If you find a _____________________ in the rock it must be sedimentary
fossil
100
Can fossils be found in a metamorphic rock? Yes or no
No -too much heat and pressure
200
If sedimentary rock undergoes heat and pressure it becomes
metamorphic rock
200
Has a hardness of 2.5, cleavage, white/colorless and used for melting ice
what is Halite?
200
Where are intrusive rocks formed?
Inside the earth (under a volcano)
200
What are two characteristics that are used to classify sedimentary rocks?
possible answers - texture, grain size, composition,
200
How are metamorphic rocks formed? (think of the bread activity)
What are heat and pressure?
300
Sediments under go ______________ to become sedimentary rock
compaction, cementation, deposition and burial
300
What has either a metallic or non-metallic luster and used for jewelry?
What is hematite?
300
Name 2 intrusive rocks that are high Silicon and Aluminum (felsic)
Granite and Pegmatite
300
Using the map symbols, what rock is this?
limestone
300
What is a non-foliated, coarse grained rock with pebbles in it called?
What is metconglomerate?
400
What processes does Metamorphic rock need to undergo to become sedimentary rock?
Possible answer: uplift to weathering and erosion
400
What has a 3.5 hardness, cleavage and needs to be powdered to bubble with acid?
What is dolomite?
400
Name a rock that is extrusive, glassy and non-vesicular and often black in color
what is obsidian?
400
This sedimentary rock is bioclastic, made of carbon and made of dead plants
bituminous coal
400
What is the parent rock of this metamorphic rock?
What is shale?