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Physical Weathering •Objective: Identify causes of mechanical weathering and describe the changes caused by each.

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Page 1: Physical Weathering Objective: Identify causes of mechanical weathering and describe the changes caused by each

Physical Weathering

•Objective: Identify causes of mechanical weathering and describe

the changes caused by each.

Page 2: Physical Weathering Objective: Identify causes of mechanical weathering and describe the changes caused by each

Challenge Question

• Explain why potholes generally get worse by the end of the winter.

Only available on line.

http://www.google.com/imgres?imgurl=http://www.chrisd.ca/blog/wp-content/uploads/2009/03/pothole-mpi.gif&imgrefurl=http://www.chrisd.ca/blog/6920/pothole-winnipeg-pembina-highway/&usg=__tq5UOtQuM-4xCECO7SABJUX0yVA=&h=429&w=500&sz=50&hl=en&start=43
http://www.google.com/imgres?imgurl=http://pix.motivatedphotos.com/2009/10/28/633923262069981840-Potholes.jpg&imgrefurl=http://motivatedphotos.com/%3Fid%3D46000&usg=__AReGnOLEVCtfnlUbvKMG6sCl_dk=&h=600&w=800&sz=77&hl=en&start=58&zoom=1&tbnid=GHLiRxIkjFdlRM:&tbnh=118&tbnw=143&prev=/images%3Fq%3Dpictures%2Bof%2Bpotholes%26um%3D1%26hl%3Den%26biw%3D1003%26bih%3D567%26tbs%3Disch:1&um=1&itbs=1&iact=hc&vpx=431&vpy=278&dur=6641&hovh=194&hovw=259&tx=146&ty=106&ei=Et6oTKuALIL7lweq5_iGDQ&oei=INyoTObKEcH68AaextG6DA&esq=9&page=5&ndsp=15&ved=1t:429,r:2,s:58
http://www.google.com/imgres?imgurl=http://www.gm.tv/media/images/q/2/Pothole_damage_l.jpg&imgrefurl=http://www.gm.tv/polls/46356-pothole-damage-poll.html&usg=__aBv8nQKBktIn0pS0UZ81REjkF3E=&h=240&w=350&sz=11&hl=en&start=435&zoom=1&tbnid=LfdOHNtGt1sO9M:&tbnh=124&tbnw=159&prev=/images%3Fq%3Dpictures%2Bof%2Bpotholes%26um%3D1%26hl%3Den%26biw%3D1003%26bih%3D567%26tbs%3Disch:1&um=1&itbs=1&iact=hc&vpx=405&vpy=243&dur=1063&hovh=186&hovw=271&tx=152&ty=146&ei=oN6oTILcMcGAlAeq1uioDg&oei=INyoTObKEcH68AaextG6DA&esq=10&page=30&ndsp=15&ved=1t:429,r:2,s:435
Page 3: Physical Weathering Objective: Identify causes of mechanical weathering and describe the changes caused by each

Challenge Question - AltCircle the pictures that show physical weathering.

Green

http://www.google.com/imgres?imgurl=http://www.oum.ox.ac.uk/thezone/rocks/cycle/images/rocky1.jpg&imgrefurl=http://www.oum.ox.ac.uk/thezone/rocks/cycle/stage1.htm&usg=__ZFwo5QpKbOI1U93kZa2sQsAXAPM=&h=149&w=250&sz=13&hl=en&start=15&zoom=1&tbnid=nF4xN8XnN1Ne3M:&tbnh=95&tbnw=159&prev=/images%3Fq%3Dpictures%2Bof%2Bphysical%2Bweathering%26um%3D1%26hl%3Den%26sa%3DX%26biw%3D1003%26bih%3D567%26tbs%3Disch:1&um=1&itbs=1&iact=hc&vpx=317&vpy=124&dur=1468&hovh=119&hovw=200&tx=121&ty=76&ei=wtioTMHKOoSclgfWws31DQ&oei=p9ioTOafGcP98AbVjfmvDA&esq=4&page=2&ndsp=16&ved=1t:429,r:12,s:15
http://www.google.com/imgres?imgurl=http://0.tqn.com/d/geology/1/0/9/Y/1/tafoniorso.jpg&imgrefurl=http://geology.about.com/od/geoprocesses/ig/mechweathering/cavweather.htm&usg=__aY2lsxCLOc_w-evdLlzlKbA3PSg=&h=412&w=500&sz=63&hl=en&start=46&zoom=1&tbnid=Dj4b4ej2ec6F5M:&tbnh=133&tbnw=167&prev=/images%3Fq%3Dpictures%2Bof%2Bphysical%2Bweathering%26um%3D1%26hl%3Den%26sa%3DX%26biw%3D1003%26bih%3D567%26tbs%3Disch:1&um=1&itbs=1&iact=hc&vpx=608&vpy=91&dur=1235&hovh=204&hovw=247&tx=94&ty=127&ei=-dioTIyqFIOdlgeC1en4DQ&oei=p9ioTOafGcP98AbVjfmvDA&esq=3&page=4&ndsp=15&ved=1t:429,r:13,s:46
http://www.google.com/imgres?imgurl=http://2.bp.blogspot.com/_De2tYCkHR9I/SRdpny2ZjmI/AAAAAAAAADA/o5NFA-_cfEE/S760/statue_of_liberty_02.jpg&imgrefurl=http://olqmnyc-msramsey.blogspot.com/2009_02_01_archive.html&usg=__tQVwvninVSWS2IIO2QYnrs6DRfU=&h=667&w=500&sz=58&hl=en&start=90&zoom=1&tbnid=-vUitICX9wyu2M:&tbnh=135&tbnw=123&prev=/images%3Fq%3Dpictures%2Bof%2Bchemical%2Bweathering%26um%3D1%26hl%3Den%26biw%3D1003%26bih%3D567%26tbs%3Disch:1&um=1&itbs=1&iact=hc&vpx=779&vpy=159&dur=2921&hovh=259&hovw=194&tx=99&ty=138&ei=IdqoTKusOMKclged04zeDA&oei=n9moTJerO4G78gajv7WiDA&esq=18&page=7&ndsp=15&ved=1t:429,r:14,s:90
http://www.google.com/imgres?imgurl=http://www.askspikeonline.com/wp-content/uploads/2009/02/dog-digging-22.jpg%3Fw%3D294&imgrefurl=http://www.askspikeonline.com/2009/02/26/is-your-dog-a-digger/&usg=__y1YpRuKdrM34q125TResouM_2_Q=&h=901&w=883&sz=292&hl=en&start=0&zoom=1&tbnid=PW4qY4QkljIEGM:&tbnh=135&tbnw=144&prev=/images%3Fq%3Danimals%2Bdigging%26um%3D1%26hl%3Den%26biw%3D1003%26bih%3D567%26tbs%3Disch:1&um=1&itbs=1&iact=hc&vpx=127&vpy=65&dur=3328&hovh=227&hovw=222&tx=127&ty=145&ei=xtuoTODbIcHflgeg8MD2DA&oei=jNuoTMC9MMH68AagxtG6DA&esq=13&page=1&ndsp=13&ved=1t:429,r:0,s:0
Page 4: Physical Weathering Objective: Identify causes of mechanical weathering and describe the changes caused by each

Connection• Describe or draw a labeled diagram an

example of physical weathering that you have seen in real life?

Page 5: Physical Weathering Objective: Identify causes of mechanical weathering and describe the changes caused by each

Vocabulary

• Ice wedging• Physical weathering• Mechanical weathering• Abrasion

Page 6: Physical Weathering Objective: Identify causes of mechanical weathering and describe the changes caused by each

Activities/Assignments

Physical Weathering

Video

Ghostly SilhouettesClick Link then page 6

Great Ice Escape

Physical Weathering DRW

Physical Weathering Foldable/Notes

Directions for making 4-door foldable (click here then see

page 17)

Rockin’ Through

Time


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