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Lesson 8 Lesson 8 • Date: 1/26 • LT: I can describe weathering, erosion, and deposition • Sponge: Where are earthquakes most likely to occur?

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Page 1: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Lesson 8Lesson 8

• Date: 1/26

• LT: I can describe weathering, erosion, and deposition

• Sponge: Where are earthquakes most likely to occur?

Page 2: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

To do…To do…

• Check HW

• 100 point dau=y!

Page 3: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Introduce Landforms VocabularyIntroduce Landforms Vocabulary

• Review the landforms on pages 107 to 109

• Fill in the blanks on your sheet – Look in your green book on page 110 for

help!

Page 4: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Stream Table Stream Table

• Watch the multimedia closely!

Page 5: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Notebook page 127Notebook page 127

Page 6: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Notebook page 127Notebook page 127

Page 7: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Notebook page 129Notebook page 129

• Turn in your green book to page 111 – you will need it for question 5 and 6!

Page 8: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Notebook page 129Notebook page 129

• 1. bounces along, slows down the longer it is in the river

Page 9: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Notebook page 129Notebook page 129

• 1. bounces along, slows down the longer it is in the river

• 2. Large are deposited first, small are deposited last

Page 10: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Notebook page 129Notebook page 129

• 1. bounces along, slows down the longer it is in the river

• 2. Large are deposited first, small are deposited last

• 3. A delta forms where the sediments meet the water

Page 11: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Notebook page 129Notebook page 129

• 1. bounces along, slows down the longer it is in the river

• 2. Large are deposited first, small are deposited last

• 3. A delta forms where the sediments meet the water

• 4. brown

Page 12: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Notebook page 129Notebook page 129

• 3. A delta forms where the sediments meet the water

• 4. brown

• 5. Lake Mead

Page 13: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Notebook page 129Notebook page 129

• 3. A delta forms where the sediments meet the water

• 4. brown

• 5. Lake Mead

• 6. along the river

Page 14: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Notebook page 129Notebook page 129

• 3. A delta forms where the sediments meet the water

• 4. brown

• 5. Lake Mead

• 6. along the river

• 7. The plateau came first, then the river cut through it, making the Grand Canyon.

Page 15: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

NB 131NB 131

• View the multimedia!

Page 16: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

NB 131NB 131

• 1. A large amount of sediment is broken away and carried by the river.

Page 17: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

NB 131NB 131

• 1. A large amount of sediment is broken away and carried by the river.

• 2. Homogenous

Page 18: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

NB 131NB 131

• 1. A large amount of sediment is broken away and carried by the river.

• 2. Homogenous

• 3. The top layer is weathering and eroding away.

Page 19: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

NB 131NB 131

• 1. A large amount of sediment is broken away and carried by the river.

• 2. Homogenous

• 3. The top layer is weathering and eroding away.

• 4. Not much! The water is not eroding it.

Page 20: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

NB 131NB 131

• 1. A large amount of sediment is broken away and carried by the river.

• 2. Homogenous

• 3. The top layer is weathering and eroding away.

• 4. Not much! The water is not eroding it.

• 5. The clay layer protected it.

Page 21: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Copy in your index!Copy in your index!• Weathering: Wearing away or breaking

down rocks

• Deposition: the settling out or dropping of sediments

• Erosion: the movement of sediments

• Sediments: pieces of earth material

• Differential erosion: different materials break down at different rates

Page 22: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

How are weathering, erosion, and How are weathering, erosion, and deposition a part of streams and deposition a part of streams and

water sources?water sources?• http://www.classzone.com/books/earth_science/t

erc/content/visualizations/es1305/es1305page01.cfm?chapter_no=visualization

• http://www.classzone.com/books/earth_science/terc/content/visualizations/es1306/es1306page01.cfm?chapter_no=visualization

• http://www.classzone.com/books/earth_science/terc/content/visualizations/es1303/es1303page01.cfm?chapter_no=visualization

Page 23: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Lesson 8Lesson 8

• Date: 1/27

• LT: I can describe the process of weathering, erosion, and deposition.

• Sponge: Which came first, sand or a rock?

Page 24: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

To do…To do…

• Check HW

• 100 point day

Page 25: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Where do sediments come from?Where do sediments come from?

• Lets do an activity to explore this idea….how can I make sand using this container and these rocks?

• How can that process happen in nature?

Page 26: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

What clues can sand give us for What clues can sand give us for the environment it came from?the environment it came from?

• http://sandgrains.com/book-video.html

• http://www.huffingtonpost.com/2013/11/27/sand-minuteearth-video_n_4351364.html

• Green book page 134 and 135

• How are they similar? Different?

Page 27: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

How do we describe sand?How do we describe sand?

• I will be passing around examples of each to help you understand!

• Wentworth Scale for size : Green 132

• Shape: Green 133

• Composition: Green 133

• Sorting: Green 133

Page 28: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

SortingSorting

Page 29: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Sand Comparison NB 133Sand Comparison NB 133

• Lets compare the sand you made to beach sand.

Page 30: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?
Page 31: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Copy at the top of NB 133!Copy at the top of NB 133!

• The longer sand is carried by water, the more rounded and smaller it gets!

Page 32: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Copy in your index.Copy in your index.

• Abrasion: Breaking rocks by bumping and rubbing

Page 33: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Grand Canyon FloodGrand Canyon Flood

• Read pages 12 – 15

• Answer questions from page 15 below your sponge.

Page 34: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Grand Canyon FloodGrand Canyon Flood

• 1. They both involved a lot of weathering and erosion in a short amount of time. The Grand Canyon flood happened in real life and on a bigger scale than our fake flood in class which was a small model.

Page 35: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Grand Canyon FloodGrand Canyon Flood

• 1. They both involved a lot of weathering and erosion in a short amount of time. The Grand Canyon flood happened in real life and on a bigger scale than our fake flood in class which was a small model.

• 2. Make 2 stream tables. Put a lot of water through one and little water through the other one.

Page 36: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Grand Canyon FloodGrand Canyon Flood

• 2. Make 2 stream tables. Put a lot of water through one and little water through the other one.

• 3. Before, there was more sand on the beach. During the flood, the water was brown from sand. After, there were more cliffs and signs of weathering along the beach.

Page 37: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Lesson 8Lesson 8

• Date: 1/28

• LT: I can describe weathering, erosion, and deposition.

• Sponge: ________ is the breaking of rocks. _________ is moving the rocks.

Page 38: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

To do…To do…

Page 39: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Weathering and ErosionWeathering and Erosion

• Fill out your guided notes as we watch the powerpoint!

Page 40: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Weathering Weathering and and

ErosionErosionIntro: http://education-portal.com/academy/lesson/effect-of-erosion-and-deposition-on-Intro: http://education-portal.com/academy/lesson/effect-of-erosion-and-deposition-on-

landforms.htmllandforms.html

Page 41: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Which is it: Which is it: Weathering or Erosion?Weathering or Erosion?

Weathering

to break into smaller pieces

ErosionErosion

to move the to move the piecespieces

Page 42: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Q: Does erosion and weather Q: Does erosion and weather happen at the same time?happen at the same time?

Yes.

Very

often.

Page 43: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

WeatheringWeathering

Earth’s crust breaking down into smaller pieces.

- Breaking- Wearing away- Dissolving

Page 44: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Rock material is changed to another substance by reacting with a chemical

BangingCracking

ScratchingRubbing

Etc . . .

ChemicalPhysical(Mechanical)

Two Weathering Two Weathering TypesTypes

Page 45: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

WeatheringWeatheringWeathering

Physical Chemical

Ice / Frost Wedging

Plants

Animals

Heat / Expansion

Acids

Oxidation

Plants

Water

Rubbing / Impact

Page 46: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Frost WedgingFrost Wedging

Water expands as it freezes.

Physical Weathering

Page 47: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Rock Cracked by Frost Rock Cracked by Frost WedgingWedging

Physical Weathering

Page 48: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Plant Roots Plant Roots slowly crack rocksslowly crack rocksPhysical Weathering

Page 49: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

As roots grow As roots grow they expand they expand

Roots expand and apply pressure to rocks.

Physical Weathering

Page 50: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Repeated Banging, Rubbing, RollingRepeated Banging, Rubbing, Rolling (Edges become rounded)(Edges become rounded)

Physical Weathering

Page 51: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Moving Water Moving Water uses large rocks, pebbles, uses large rocks, pebbles, sand, and silt to create wear down other rockssand, and silt to create wear down other rocks

Physical Weathering

Page 52: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Chemical WeatheringChemical Weathering

• The process that breaks down rock through chemical changes.

• Chemical weathering methods– Water– Oxygen– Living organisms– Acid Rain and Carbonic Acids

Page 53: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

WaterWater• Water weathers rock by dissolving it with

chemicals

Chemical Chemical WeatheringWeathering

Page 54: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Oxidation Oxidation Oxygen + Iron = RustOxygen + Iron = Rust

Chemical Chemical WeatheringWeathering

Page 55: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Living Organisms ?Living Organisms ?How do Lichen weather rocks?

Lichen produce Weak Acids that break down the rock.

They literally

‘eat the rock’

Chemical Chemical WeatheringWeathering

Page 56: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Acid RainAcid Rain• Pollutants from burning coal, oil, and gas react

chemically with water forming acids.• Acid Rain is a fast chemical weathering

Chemical Chemical WeatheringWeathering

- Dissolves stone, especially limestone

- Ruins soils.

Page 57: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Acid RainAcid Rain• Acid Rain easily weathers

limestone and marble

Chemical Chemical WeatheringWeathering

Page 58: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

ErosionErosion• The process by which rocks and soil is moved

from its original location. Discovery Ed Movie

Ways to Move

Water

Ice

Wind

Gravity

Page 59: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Water ErosionWater Erosion• Rivers, streams, and runoff

Page 60: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Ice ErosionIce Erosion

Glaciers

are very slow ice rivers.

They carry rocks of all sizes. EROSION

Page 61: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Glaciers weather the hillsides and carry the Glaciers weather the hillsides and carry the pieces away. Rounded trenches are left. pieces away. Rounded trenches are left.

Page 62: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Wind ErosionWind Erosion

Farmland topsoil is blown away

Page 63: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Mass Movements by GravityMass Movements by Gravity

Landslides, mudslides, slump and creep

Land Slides Mudslides

http://video.nationalgeographi

c.com/video/101-

videos/landslides

http://www.pbslearningmedia.org/resource/

nat08.earth.geol.eros.cliffs/

hawaiian-coastal-cliffs/

Page 64: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

DepositionDeposition• To Deposit.

• When sediments settle out of what is carrying them

• Deposition Simulation link

Page 65: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Comp: On the back…Comp: On the back…

• Write two sentence for each!

• Where have you seen erosion?

• Where have you seen deposition?

• Where have you seen weathering?

Page 66: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

AP: On the back…AP: On the back…

• Write one paragraph for each!

• Where have you seen erosion?

• Where have you seen deposition?

• Where have you seen weathering?

Page 67: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Lesson 8Lesson 8

• Date: 1/29

• LT: I can explain weathering, erosion, and deposition.

• Sponge: Rusting is _______ weathering. Tree roots cracking a sidewalk are _____________ weathering.

Page 68: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

To do…To do…

Page 69: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Review…Review…

• Review physical and chemical weathering• Examples of each

– http://www.classzone.com/books/earth_science/terc/content/visualizations/es1201/es1201page01.cfm?chapter_no=visualization

– http://www.classzone.com/books/earth_science/terc/content/visualizations/es1202/es1202page01.cfm?chapter_no=visualization

Page 70: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Notebook Guided ReadingNotebook Guided Reading

• Read page 138 – 143

• We’ll use light crayons to highlight key ideas.

• Answer the questions on page 144.

Page 71: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Notebook 144Notebook 144

• This is my example. DON’T COPY! Do your own.

• 1.

Page 72: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Notebook 144Notebook 144

2. The harder rock on top didn’t wear away. The softer rock below it wore away quickly. Differential erosion caused this.

Page 73: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Notebook 144Notebook 144This is my example. DON’T COPY! Do your own

3.

•Weathering: trees crack the sidewalks in my neighborhood

•Erosion: sand is carried away along the Ohio River

•Differential Erosion: Mammoth caves were formed by soft rocks wearing away underground

•Landform: Cliffs along the highway going downtown

Page 74: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

If time…If time…

• Brainpop: Erosion

Page 75: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Lesson 8Lesson 8

• Date: 2/1

• LT: I can explain weathering, erosion, and deposition. Sponge: The two types of weathering are _________ and ___________. Plant roots are _________ while oxidation is ___________.

Page 76: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

To do…To do…

Agenda

Page 77: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Watch Weathering and Erosion Watch Weathering and Erosion movie!movie!

• While you watch the movie, fill in the chart. You must have 3 examples of each!

Page 78: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Performance Assessment : Performance Assessment : Rock CycleRock Cycle

For 1 to 3, choose CHEMICAL or PHYSICAL.•1. Acid Rain•2. Frost Wedging•3. Abrasion (rocks hitting each other)

For 4 and 5, choose weathering, erosion, and deposition. •4. moving sediments•5. breaking down sediments

Page 79: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Lesson 8Lesson 8

• Date: 2/2

• LT: I can explain weathering, erosion, and deposition.

• Sponge: Tiny pieces of rock are called ___________.

Page 80: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

To do…To do…

• Check HW

Page 81: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Quiz Review GuideQuiz Review Guide

Page 82: Lesson 8 Date: 1/26 LT: I can describe weathering, erosion, and deposition Sponge: Where are earthquakes most likely to occur?

Bill Nye: ErosionBill Nye: Erosion

• Fill in the worksheet as you view the video!

• https://www.youtube.com/watch?v=5TuP9nLcnZA


tion · Weathering • Weathering results in breaking down rock • Two Types of Weathering: 1. Mechanical Weathering 2. Chemical Weathering . Mechanical Weathering • Ice The alternate

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