SO EASY
What are the 3 rock groups!
Sedimentary, Metamorphic and Igneous
Name an igneous rock
Obsedian, Granite
What is a clastic rock?
A rock rock. A rock made from many combined rocks
What are the subgroups for metamorphic rocks?
Non-foliated and Foliated
What does WEDCC stand for?
Weathering, Erosion, Deposition, compaction, cementation!
Whats an igneous rocks subgroups
Extrusive and intrusive
Whats different between the extrusive igneous and intrusive igneous rocks?
Extrusive is made from cooled lava and intrusive is cooled magma.
What is an organic rock and what group is it in?
Its made from once living things and its in sedimentary.
Why doesn't obsidian have crystals?
Because the lava cooled SUPER quickly.
Explain the process of WEDCC
How do igneous rocks form?
What the W in WEDCC
Weathering!
Why is clastic called clastic?
Like Pyroclastic! Pyro means fire rock.
What type of rock can granite turn into?
Gneiss ( pronounced nice )
What is foliated
When there are layers on a rock
What does Metamorphic mean?
Metamorphic rock name
Gneiss
What did slate used to be?
The sedimentary rock shale!
FREEEE
ur welcome :)
Is the rock cycle a thing?
Yes!
The word igneous means?
Fire!
Name of an extrusive igneous
Obsedian!
What did marble used to be? And is it non foliated or foliated
Limestone, Non- Foliated
The rock cycle is when one rock forms into another overtime. All rocks can become other rocks. By melting, heat and pressure etc