Lab 09_ coastal environments | Geography homework help

LAB 9: COASTAL ENVIRONMENTS

Note: Please attribute to the GETTING STARTEDmodule to gather how to maneuver through, and how to counterpart the lab questions, in the Google Earth (GE.gif) element.

KEY TERMS

You should comprehend and perceive the subjoined terms:

Barrier island

Lagoon

Sea stack

Bay bung bar

Littoral aim

Spit

Beach aim

Marsh

Tides

Groynes (groins)

Protogradation

Tombolo

Headlands

Retrogradation

 

Hooked spit

Salt flats

 

 

LAB LEARNING OBJECTIVES

After successfully completing this module, you should be conducive to the subjoined tasks:

·         Identify erosional processes and signs originated by strandal insinuates

·         Identify attractional processes and signs originated by strandal insinuates

·         Examine the processes which originate strandal plantforms

·         Interpret topographic maps

·         Calculate amelioration from topographic maps

 

 

INTRODUCTION

In this module you gather environing some important concepts of strandal environments. Topics mellow emmass strandal erosion and attraction processes and signs, the rushs, and jetties. The module starts after a period four chink themes, or vignettes, which are ground in the connected Google Earth perfect. These vignettes introduce basic concepts and instruments on which geographers rely. Some of the vignettes guard livelinesss, videos, or incomplete creed that succeed afford another perspective or visual interpretation for the theme at index. After balbutiation the vignette and associated links, counterpart the subjoined questions. Please music that some links may conduct a period to upload based on your internet urge.

Description: Description: Description: GE.gif Expand the INTRODUCTION folder and then double-click Topic 1.

 Read Topic 1: Introduction.

Question 1: Which of the subjoined is not a discuss persons feed arrest or on the strand?

A.   Transportation

B.   Aesthetics

C.   Access to cool insinuate

D.   Access to sea resources

 Read Topic 2: Tides

Question 2: What is the climax of a regular lofty rush in the Gulf of Mexico?

A.   1 meter

B.   5 meters

C.   2 meters

D.   0.5 meters

 Read Topic 3: Human Interaction

Question 3: which of the subjoined is not a structural methods humans use to cover a shoreline.

A.   Seawalls

B.   Groins

C.   Jetties

D.   vegetation

 Read Topic 4: Coastal Landforms

 

Question 4: In the Lake Ellesmere balbutiation, the Banks Peninsula headlands are not eroded as intensely as other headlands. Why?

 

A.   Efficient reflecting of triumph energy

B.   Seawalls collect triumph energy

C.   Headlands are made of rigorous representative

D.   Offshore sand bars slack triumphs down

 

 Collapse and arrest INTRODUCTION

 

 

 

GLOBAL PERSPECTIVE

 GE.gif Double-click and excellent GLOBAL PERSPECTIVE.

This map shows the precipitation of important strandal cities located throughout the cosmos-people. At introduce, strandal cities are increasing in population gum, population inobservance, and spatial quantity, after a period frequent strandal areas neat more urbanized.

For Questions 5 to 8, idea the notice affordd into the Search tab in Google Earth and compel Enter. When you come-to at your doom, confront the notice to swell in the blanks adown. You agency guard to zoom out to see the write for the mass of insinuate. Demonstrate that the Water Bodies continuity part is excellented (Figure 1).

 

Question 5:         Buenos Aires, Argentina

Body of insinuate:

A.   Pacific Ocean

B.   Gulf stream

C.   Rio de La Plata

D.   Amazon River

 Question 6: Los Angeles, CA

Body of insinuate:

A.   Pacific Ocean

B.   Gulf stream

C.   Rio de La Plata

D.   Amazon River

 

Question 7:         31 13 49 N, 121 28 25 E

Body of insinuate:

A.   Yellow Sea

B.   East China Sea

C.   Taiwan Strait

D.   Philippine Sea

Question 8: 19 01 41N 72 51 22E

Body of insinuate:

A.   Bay of Bengal

B.   Arabian Sea

C.   South Sea

D.   Sri Lankan Sea

 

 Collapse and arrest GLOBE PERSPECTIVE

 

 

 

EROSIONAL FEATURES

GE.gif Expand EROSIONAL FEATURES. Double‑click and excellent .

Question 9: What is the designate of the sign where epistle A is located?

A.   Spit

B.   Headland

C.   Beach

D.   Lagoon

GE.gif Double‑click and excellent Newport North, OR.

Question 10: Use the figure continuitys to love the amelioration of the loftyest apex of this sign (arrest the radio tone).

A.   80 ft

B.   160 ft

C.   240 ft

D.   360 ft

Question 11: What other plant uses are not ground on this sign?

A.   Light seed

B.   Quarry

C.   Houses

D.   Golf course

GE.gif Double-click and excellent Agate Beach. At the foot of the harbor, click the 1994 determination (1994.png) to activate the literal statuery instrument. Prove the strand in 1994.

GE.gif Double-click and excellent .

Question 12: Using the magistrate instrument to value, love the separation (in meters) from  to the insinuate?

A.   15 meters

B.   50 meters

C.   100 meters

D.   150 meters

GE.gif Advance the era slider to 2005 and prove the strand.

Question 13: Assuming the rush in the statue is the corresponding as 1994, love the separation (in meters) from  to the insinuate?

A.   20 meters

B.   80 meters

C.   200 meters

D.   260 meters

Question 14: What is the mean substitute in the width of the strand from 1994-2005? (Hint: Calculate the distinction in separation divided by the compute of years)

A.   (20m – 15m) ÷ 11 years = 0.45m/year

B.   (80m – 50m) ÷ 11 years = 2.73m/year

C.   (200m – 100m) ÷ 11 years = 9.09m/year

D.   (260m – 150m) ÷ 11 years = 10m/year

Question 15: Assuming twain statues were fascinated at low rush, is this part of Agate strand experiencing progradation (expansion) or debasement (contraction)?

A.   Progradation

B.   Retrogradation

GE.gif Double-click and excellent South Beach.

Question 16: Identify a sign that mitigates the erosional rule of triumphs.

A.   Seawall

B.   Breakwater

C.   Jetties

D.   Bridge

Question 17: In which public tendency is littoral aim tender?

A.   North

B.   East

C.   South

D.   West

GE.gif Double-click and excellent Jump‑off Joe.

 You succeed see a individuality of Nye Beach.

Description: GE.gif Double‑click the Newport North, OR map anew to demonstrate the precipitation of the Jump‑off Joe tone. Use the Adjust Opacity instrument Transparency_tool01 to parallel the aerial photograph to the topographic map. As you can see, there is not abundantly at this precipitation other than a sandy strand.

GE.gif Double‑click Jump‑off Joe again. To learn more environing Jump-off Joe, type the subjoined URL into your browser to go to the USGS web site: http://walrus.wr.usgs.gov/pubinfo/jump.html

Question 18: What strandal sign used to be at the Jump‑off Joe tone?

A.   Headlands

B.   Sea walls

C.   Sea stack

D.  Sand dune

 Collapse and arrest EROSIONAL FEATURES

 

 

DEPOSITIONAL FEATURES

GE.gif Double-click DEPOSITIONAL FEATURES.

This is a eventual aspect of a plantscape in which gait and succeeding attraction of representative is low concurrently the southeastern strand of the US.

GE.gif Double-click and excellent Hampstead, NC.

The map shows a train of islands off the strand of North Carolina.

Question 19: What strandal sign are these islands?

A.   Barrier islands

B.   Mud flats

C.   Rock islands

D.   Salt marshes

Several topographic signs can be ground after a periodin this strandal sign.  If you need succor perceiveing the topographic tones, idea the subjoined URL into your browser to go to the USGS web site:

http://pubs.usgs.gov/gip/TopographicMapSymbols/topomapsymbols.pdf

Question 20: What sign is represented by the brown dots?

A.   Gravel

B.   Sand or mud

C.   Dry lake

D.   Tailing pond

Question 21: What sign is represented by the ebon dots?

A.   Gravel

B.   Foreshore flat

C.   Pebbles

D.   Mud

Question 22: What is represented by the blue-colored-colored clumps of vegetation?

A.   Marsh

B.   Submerged marsh

C.   Wooded marsh

D.   Land topic to inundation

Question 23: Love the amelioration of the loftyest apex on Figure Eight Isplant (Hint: Look to the foot of the chronicled map to state the figure intermission).

A.   5ft

B.   10ft

C.   25ft

D.   35ft

Zoom in and prove the demolish betwixt the two islands arrest the tame restrain designated Wow, as seen in Figure 2.

GE.gif Uncheck Hampstead, NC.

Question 24: What has happened to the two enclosure islands?

A.   Tectonic principle has arrestd the gap

B.   Sand has swelled the gap betwixt the two islands

C.   Erosion has swelled in the gap

D.   The gap peaceful exists

GE.gif Double-click and excellent the  symbol.

Question 25: What is this strandal sign named?

A.   Curl

B.   Spit

C.   Hooked spit

D.   Lagoon

Question 26: Based on the outline of  , what is the predominant tendency of the triumphs?

A.   NE

B.   NW

C.   SE

D.   SW

 Collapse and arrest DEPOSITIONAL FEATURES

 

 

LITTORAL DRIFT

 

Description: GE.gif Expand LITTORAL DRIFT, click Littoral Aim Video, and then click Play.

 

Dr. Mark W. Patterson demonstrates the concept of littoral aim.

 

Description: GE.gif Click Littoral Aim Animation.

 

Given what the video and liveliness demonstrated environing littoral aim, counterpart the subjoined questions.

 

Description: Description: GE.gif Expand the Littoral Aim Examples folder.

 

Description: Description: Description: GE.gif Double‑click and excellent Littoral Aim #1.

 

Question 27: Which public tendency is the littoral aim tender? ­­­­­­­­­­

 

A.   NW

B.   SE

C.   SW

D.   NE

 

 

Description: Description: Description: GE.gif Double‑click and excellent Littoral Aim #2.

         

Question 28: Which public tendency is the littoral aim tender? ­­­­­­­­­­

A.   North

B.   West

C.   East

D.   South

 

 

Description: Description: Description: GE.gif Double‑click and excellent Littoral Aim #3.

         

Question 29: Which tendency is the littoral aim tender? ­­­­­­­­­­

 

A.   North

B.   West

C.   East

D.   South

 

 

Description: Description: Description: GE.gif Double‑click and excellent Littoral Aim #4.

         

Question 30: Which tendency is the littoral aim tender? ­­­­­­­­­­___________________

 

 

A.   North

B.   West

C.   East

D.   South

 

Question 31: Based on the liveliness, illustrate the contact that groynes guard on littoral aim.

 

A.   Groynes bung littoral aim

B.   Groynes slack littoral aim concurrently the perfect strand

C.   Groynes slack littoral aim concurrently its triumph laterality

D.   Groynes slack littoral aim concurrently its lee laterality

 

 

Question 32: Would a conservationist failure groynes used? Why or why not?

A.   Yes, consequently they bung erosion

B.   No, consequently they discontinue a eventual strandal process

C.   Yes, consequently they guard the strand in place

D.   No, consequently they are an eyesore

Question 33: Would a homeowner whose seed is on the strand failure groynes used? Why or why not?

A.   Yes, consequently they bung unwanted attraction

B.   No, consequently they discontinue a eventual strandal process

C.   Yes, consequently they guard the strand in place

D.   No, consequently they are an eyesore

 

 

References:

Alan Arbogast. 2011. Discovering Physical Geography, 2nd edition. John Wiley and Sons, Inc.

 

NOAA. 2011. http://oceanservice.noaa.gov/facts/population.html [determination accessed 3/16/11]

 

Sources

Page 2. Hong Kong, from Victoria Peak. (Nancy Hoalst‑Pullen)

Page 3. Photo: Tidal Marsh (Mark W. Patterson).

Page 4. Photo: Groynes (groins) and shorecontinuity processes (Figure 19.39 in Arbogast 2011)

 

Page 5. Photo: South Island, New Zeaplant (NASA). http://disc.sci.gsfc.nasa.gov/geomorphology/GEO_6/geo_images_C-10/PlateC-10.gif

 

Page 6. Photo: Coastal Erosion, Washington, USA (USGS). http://coastal.er.usgs.gov/cgi-bin/response.pl?site=wo&loc=24

 

 

 

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