Show:
Igneous Rocks
Sedimentary Rocks
Metamorphic Rocks
Minerals
The Rock Cycle
100
How are igneous rocks formed?
Lava or magma cools and hardens.
100
Where are sedimentary rocks mainly formed?
In bodies of water mostly near the mouths of rivers.
100
what does metamorphism mean?
To change into something else.
100
Name one property a mineral needs to be considered a mineral.
Sample Answer ; It must have a specific chemical makeup, a definite shape, it cant be organic and be a solid at room temperature.
100
What type of rock comes first in the rock cycle?
Igneous rock.
200
Name one type of igneous rock.
SAMPLE ANSWERS ; obsidian,granite,gabbro,basalt,pumus,tuff,riolite ect.
200
What is the first step to becoming an sedimentary rock?
weathering
200
What are the processes that cause metamorphism?
Heat and Pressure
200
Where are minerals usually found.
In water
200
How many arrows come off of each rock in the rock cycle?
3 arrows
300
What size of crystals are found in extrusive rocks? Why?
Small to no crystals because the lava will cool so quickly that the crystals don't have time to form.
300
Name all the processes that go into forming a sedimentary rock.
Weathering Erosion Deposition Sedimentation Compaction Cementation
300
Name the two types of metamorphism.
Regional and contact metamorphism.
300
What does a mineral always form as?
A crystal
300
Name each process that a rock can go through to become a new rock.
1. Heat and pressure 2. Melting and cooling 3. Weathering,erosion,deposition, ect.
400
What does igneous mean?
of fire.
400
Which type of rocks has bigger sediments cemented together?
conglomerate
400
Why are butterflies metamorphic?
Because they change totally throughout different stages of their lives.
400
Name all of the tests that can be conducted to see what type of mineral you are testing.
1. Hardness 2. Luster 3. cleavage 4. streak 5. Color (dont need to say color)
400
After shale is weathered what does it become?
clay.
500
Is pumus an intrusive or an extrusive rock?
extrusive.
500
How are sedimentary rocks classified?
clastic and chemical rocks.
500
Name 3 metamorphic rocks.
slate,schist,gniess,ect
500
Which of the following is not a mineral? Copper Iron Lead Clays
Lead is not a mineral.
500
What type of rock is the grand canyon made from?
Sedimentary rock.