AIM: How is the Earth Constantly changing? (PSKI#2) 5/3/13 DO NOW: 1.Answer questions #1-6 on p....
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Transcript of AIM: How is the Earth Constantly changing? (PSKI#2) 5/3/13 DO NOW: 1.Answer questions #1-6 on p....
![Page 1: AIM: How is the Earth Constantly changing? (PSKI#2) 5/3/13 DO NOW: 1.Answer questions #1-6 on p. 24-25 in your PS ILS Review Book. HOMEWORK: 1.Study for.](https://reader031.fdocuments.us/reader031/viewer/2022032803/56649e3f5503460f94b300db/html5/thumbnails/1.jpg)
AIM: How is the Earth Constantly changing? (PSKI#2)
5/3/13DO NOW:1. Answer questions #1-6
on p. 24-25 in your PS ILS Review Book.
HOMEWORK:1. Study for you
Preliminary ILS Exam #2 on Monday.
2. LE ILS Flash Cards Due-Monday 5/6
![Page 2: AIM: How is the Earth Constantly changing? (PSKI#2) 5/3/13 DO NOW: 1.Answer questions #1-6 on p. 24-25 in your PS ILS Review Book. HOMEWORK: 1.Study for.](https://reader031.fdocuments.us/reader031/viewer/2022032803/56649e3f5503460f94b300db/html5/thumbnails/2.jpg)
Identify the 4 spheres of the earth.Atmosphere – gas layerHydrosphere – water layer Lithosphere – rock layerBiosphere – living things
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What gases does the atmosphere consist of? 78% Nitrogen 21% Oxygen 1% Carbon dioxide <1% Water vapor
What are the major layers of the atmosphere? Troposphere Stratosphere Mesosphere Thermosphere
Which layer of the atmosphere contains our weather? Troposphere
How does altitude affect air pressure? As altitude increases, the air pressure
decreases.
![Page 4: AIM: How is the Earth Constantly changing? (PSKI#2) 5/3/13 DO NOW: 1.Answer questions #1-6 on p. 24-25 in your PS ILS Review Book. HOMEWORK: 1.Study for.](https://reader031.fdocuments.us/reader031/viewer/2022032803/56649e3f5503460f94b300db/html5/thumbnails/4.jpg)
What are the layers of the Earth from the center outward?Core – solid rockOuter core – liquid rockMantle – mostly liquid rockCrust – upper region solid rock
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ILS QuestionWhat information did scientists study in order to develop this model?1. recordings of earthquake
waves2. locations of recent
volcanic activity3. core samples from
seafloor drillings4. fossils found in rocks
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ILS Question
In addition to oxygen, which gases make up the largest percentage of Earth’s atmosphere? (1) hydrogen, helium, and
water vapor(2) hydrogen, methane,
and ozone(3) carbon dioxide, water vapor, and
nitrogen(4) carbon dioxide,
methane, and helium
Oceans, glaciers, lakes, and rivers are part of Earth’s
(1) atmosphere (2) hemisphere (3) hydrosphere(4) lithosphere
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What are the properties of minerals?Hardness – the resistance
of a mineral to being scratched
Luster – shiny of dullReaction to acid – calcite
reacts with HCl acid to produce bubbles and a gas (CO2)
What are all rocks made up of?Minerals
![Page 8: AIM: How is the Earth Constantly changing? (PSKI#2) 5/3/13 DO NOW: 1.Answer questions #1-6 on p. 24-25 in your PS ILS Review Book. HOMEWORK: 1.Study for.](https://reader031.fdocuments.us/reader031/viewer/2022032803/56649e3f5503460f94b300db/html5/thumbnails/8.jpg)
How was a sedimentary rock formed?Weathering & eroded
sediments cemented together
How were Igneous rocks formed?Cooled magma or lava
How does Metamorphic rocks form?Pressure & heat applied to
rock
![Page 9: AIM: How is the Earth Constantly changing? (PSKI#2) 5/3/13 DO NOW: 1.Answer questions #1-6 on p. 24-25 in your PS ILS Review Book. HOMEWORK: 1.Study for.](https://reader031.fdocuments.us/reader031/viewer/2022032803/56649e3f5503460f94b300db/html5/thumbnails/9.jpg)
How are rocks classified?By how they are formed
What are the key words for sedimentary rocks?WeatheringErosionSedimentsCemented
![Page 10: AIM: How is the Earth Constantly changing? (PSKI#2) 5/3/13 DO NOW: 1.Answer questions #1-6 on p. 24-25 in your PS ILS Review Book. HOMEWORK: 1.Study for.](https://reader031.fdocuments.us/reader031/viewer/2022032803/56649e3f5503460f94b300db/html5/thumbnails/10.jpg)
What are the key words for Igneous rocks?Magma LavaMeltingSolidification
What are the key words for Metamorphic rocks?Heat PressureBanding
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What do fossils indicate?Found only in sedimentary
rocksUsed to study past
climates & environments
Describe the law of superposition?Oldest rock layers are on
the bottom, youngest rock layers are on top
![Page 12: AIM: How is the Earth Constantly changing? (PSKI#2) 5/3/13 DO NOW: 1.Answer questions #1-6 on p. 24-25 in your PS ILS Review Book. HOMEWORK: 1.Study for.](https://reader031.fdocuments.us/reader031/viewer/2022032803/56649e3f5503460f94b300db/html5/thumbnails/12.jpg)
ILS QuestionRocks are classified as igneous, metamorphic, orsedimentary according to
(1) their color(2) their shape(3) how they formed(4) the minerals they contain
The diagram below shows a rock sample and an identification key.
This rock sample would best be classified as(1) volcanic (3) metamorphic(2) sedimentary (4) igneous
![Page 13: AIM: How is the Earth Constantly changing? (PSKI#2) 5/3/13 DO NOW: 1.Answer questions #1-6 on p. 24-25 in your PS ILS Review Book. HOMEWORK: 1.Study for.](https://reader031.fdocuments.us/reader031/viewer/2022032803/56649e3f5503460f94b300db/html5/thumbnails/13.jpg)
What is weathering?Process that breaks down
rocks & minerals
Give an example of physical weathering.Frost action
Give an example of chemical weathering.Acid rainRust
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What is erosion?Process by which rock or
soil is worn away and moved to another place
Transport of sediments
What is the driving force behind erosion?Gravity
What are the agents of erosion?Moving waterWind Glaciers
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What are the processes involved in the water cycle?EvaporationCondensationPrecipitationRunoff
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ILS QuestionThe diagrams below show a natural process that weathers rock.
Which statement best explains why this process results in weathering?(1) Frozen water acts as a solute.(2) Water expands when it freezes.(3) The mass of water increases when it freezes.(4) Frozen water dissolves most types of rocks.
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ILS QuestionThe diagram below shows the water cycle.
Which letter represents the process of evaporation?
(1) A (3) C(2) B (4) D
Weathering and erosion of Earth’s crust are primarily caused by
(1) gravity (2) volcanic activity (3) evaporation(4) sedimentation