sedi day 1
TRANSCRIPT
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Thursday, August 25th
Take out Tier 1 S
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http://www.youtube.com/watch?v=rkGVE6wNAzo
A little Science Rap
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Date: 8/24Section: MTitle: Metamorphic NotesPage: 9
Metamorphicscience 2
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a. Foliated – mineral crystals are
arranged in parallel layers or bands (ex. Schist, slate, and gneiss)
b. Nonfoliated – rocks are not banded and do not break into layers (ex. Marble and quartizite)
3. Types of Metamorphic Rocks
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Foliated
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Non-foliated
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rocks that metamorphic
rocks originally came from Examples?!?!?!Marble:Gneiss:
4. Parent Rocks?
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5. Contact vs. Regional Metamorphism
Contact
Small AreaRegional
Large Area
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Coffee Talk
Let’s see what Sedimentary stuff we
came up with!
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Date: 8/25Section: STitle: Sedimentary NotesPage: 10
Table of Contents
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1. What processes create sedimentary
rock?a. Weatheringb. Erosionc. Depositiond. Compactione. Cementation
*LITHIFICATION=process to make sedimentary
rocks*
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a. Weathering – the breakdown of material at the Earth’s surface.g
i. The weathered material is
calledSEDIMENT.
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ii. Sediment size varies – mud, sand,
gravel
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b. Erosion – movement of sediment from on place to another by WIND, WATER, or ICE.
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c. Deposition – dropping off the sediment in a new location.
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Now it’s time to put them together!
d. Compaction (Squeezing)
e. Cementation (Gluing)
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2. These are all called
CLASTIC SEDIMENTARY
ROCK.
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i. Sand becomes sandstone
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ii. Clay and mud become shale
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iii. Gravel becomes conglomerate
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3. Organic sedimentary rock is formed from previously living things.
a. Limestone – ocean life
b. Coal – plant life on land
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4. Chemical sedimentary rock is formed from water evaporating and
leaving rocks behind.
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Mineral crystals left behind in Death Valley after the water evaporates
Playa Lake in California – in the process of evaporating and leaving chemical rock behind
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5. How they’re used:a. Buildingsb. Making cementc. Burning for fuel
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1. Tier 2
a. Crossword: graph paper
b.Magazine/Newpaper
Worktime Metamorphic/Sedimentary