answer all the attached questions

QUESTION 1

1. A coastline that is being flooded, eroded back, or is otherwose receding is referred to as a(n) __________ coastline.

   	a.	emergent
   	b.	exposed
   	c.	submergent
   	d.	drowned

10 points

QUESTION 2

1. What is one feature that is best developed along emergent coastlines?

   	a.	wave-cut cliff
   	b.	wave-cut platform
   	c.	stack
   	d.	tombolo

10 points

QUESTION 3

1. A longshore current generally runs __________.

   	a.	parallel to the coastline
   	b.	perpendicular to the coastline
   	c.	against the prevailing wind direction.
   	d.	parallel to the prevailing wind direction.
   	e.	a) and c)
   	f.	b) and d)
   	g.	a) and d)
   	h.	b) and c)

10 points

QUESTION 4

1. What other coastal feature is associated with a tied island?

   	a.	tombolo
   	b.	stack
   	c.	barrier island
   	d.	estuary

10 points

QUESTION 5

1. Coastlines are affected by all of the following except __________.

   	a.	wind
   	b.	currents
   	c.	organisms
   	d.	temperature
   	e.	sediment supply
   	f.	composition of land

10 points

QUESTION 6

1. Referring to Figure 3 in the lab instructions, the feature labelled “E” is called __________.

   	a.	spit
   	b.	tombolo
   	c.	baymouth bar
   	d.	barrier island

10 points

QUESTION 7

1. Referring to Figure 3 in the lab instructions, the feature labelled “F” is called __________.

   	a.	spit
   	b.	tombolo
   	c.	baymouth bar
   	d.	barrier island

10 points

QUESTION 8

1. Referring to Figure 3 in the lab instructions, the feature labelled “G” is called __________.

   	a.	spit
   	b.	tombolo
   	c.	baymouth bar
   	d.	barrier island

10 points

QUESTION 9

1. Referring to Figure 1 in the lab instructions, the feature labelled “A” is called __________.

   	a.	jetty
   	b.	groin
   	c.	breakwater
   	d.	seawall

10 points

QUESTION 10

1. Referring to Figure 1 in the lab instructions, the feature labelled “B” is called __________.

   	a.	jetty
   	b.	groin
   	c.	breakwater
   	d.	seawall

10 points

QUESTION 11

1. Referring to Figure 2 in the lab instructions, the feature labelled “C” is called __________.

   	a.	jetty
   	b.	groin
   	c.	breakwater
   	d.	seawall

10 points

QUESTION 12

1. Referring to Figure 2 in the lab instructions, the feature labelled “D” is called __________.

   	a.	jetty
   	b.	groin
   	c.	breakwater
   	d.	seawall

10 points

QUESTION 13

1. Referring to Figures 1 and 2 in the lab instructions document, in which direction is the longshore current flowing?

   	a.	north
   	b.	south
   	c.	east
   	d.	west

10 points

QUESTION 14

1. Referring to Figure 3 in the lab instructions document, in which direction is the longshore current flowing?

   	a.	north
   	b.	south
   	c.	east
   	d.	west

10 points

QUESTION 15

1. Referring to Figure 15.7 (Ocean City, MD) in your Physical Geology Lab Manual, in which direction is the longshore current flowing?

   	a.	northeast
   	b.	northwest
   	c.	southwest
   	d.	southeast

10 points

QUESTION 16

1. Referring to Figure 15.7 (Ocean City, MD), What is the rate of erosion/migration of the island just south of Ocean City. Use the portion of the island just south of the seawall on the south side of the Ocean City Inlet and the outline of the island in 1849 (black) and the outline of the island in 2010 (red). (Note: 1km = 1000m)

   	a.	0.028 m/yr
   	b.	0.28 m/yr
   	c.	2.8 m/yr
   	d.	28 m/yr