Today

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• Today
• Beaches Coastlines
• REVIEW TEST 1
• Tuesday
• TEST 1( Chapt. 8,9, handout)
• Geography of the Oceans
• READ Chapter 2, Appendix A
• Next Thursday
• Ocean Floor
• Tsunami
• READ Chapter 1, 77-84, 190-192

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Field Trip

• Saturday Oct. 25th
• AND
• Sunday Oct. 26th
• All day, meet in Tillamook at 9am, back in
  Portland by 6pm

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Beaches (Fig. 8.5)
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Waves Crashing on the Beach Fig. 8.11
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Spilling Breaker (Fig. 8.17)
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Plunging Breaker (Fig. 8.17)
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In the Curl Fig. 8.18
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Types of Breaking Waves
Source The American Practical Navigator
http//www.irbs.com/bowditch/ Chapter 33
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Beach Slope and Breaker Type
Source http//oceanworld.tamu.edu/resources/ocng_
textbook/chapter17/chapter17_04.htm
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The Beach A River of Sand
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Refraction Fig. 8.13
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Wave Refraction
Fig 9-18b, p.171
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Longshore Transport Fig. 9.13
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Wave Focusing (Fig. 9.15)
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Wave Spreading (Fig. 9.16)
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Parts of A Beach (Fig. 9.3)
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Fig. 9.12
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Fig. 9.14
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Source http//oceanworld.tamu.edu/resources/ocng_
textbook/chapter17/chapter17_04.htm
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Oregon Sea GrantBeach Safety BasicsRip Currents
On line version http//seagrant.oregonstate.edu/v
ideo/flash/beach_safety/rip_currents.html
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Oregon Coastline
Sourcehttp//coastal.er.usgs.gov/cgi-bin/response
.pl?sitewoloc24
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Source http//www.oregongeology.com/sub/quarpub/C
ascadiaWinter2005.pdf
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Fig. 12.22
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Source http//www.oregongeology.com/sub/quarpub/C
ascadiaWinter2005.pdf
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Jump Off Joe 1890 Nye Beach Newport OR
Source http//walrus.wr.usgs.gov/pubinfo/jump.htm
l
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The Mouth of the Columbia River
U.S. Army Corps of Engineers http//www.nwp.usace
.army.mil/
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Source http//www.oregongeology.com/sub/quarpub/C
ascadiaWinter2005.pdf
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TEST REVIEW
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Goal Understand Table 8.3
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Beaches

• Beach Processes
• Depositoinal vs. Erosional Coasts

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Depostional Beaches
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Sandy Shores
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Long Island
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A Spit at Cape Cod
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Spits Barrier Islands
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An Undeveloped Barrier Island
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A Developed Barrier Island
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Depositional Landforms

• beaches
• spits
• hooks
• Baymouth bars
• barrier islands
• dunes
• lagoons

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Erosional Beaches
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Erosional Coasts-steep cliffs
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Wave Cut Notch
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Wave Cut Terrace
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Sea Arch
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Sea Stacks
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Evolution of Sea Stacks
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Jump Off Joe 1890 Nye Beach Newport OR
Source http//walrus.wr.usgs.gov/pubinfo/jump.htm
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Fig 11-4, p.201
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For Thursday 4/19

• Reading- Chapter 1 2