- Coastal erosion rates are higher for the Atlantic coast than the Pacific coast.
Your answer:
TrueFalse
- The average depth of the oceans is approximately 4 km.
Your answer:
TrueFalse
- Salinity shows greater variation in surface waters than in deep ocean waters.
Your answer:
TrueFalse
- The Coriolis effect deflects ocean currents to the right of their course south of the equator.
Your answer:
TrueFalse
- Waves approaching a coastline are refracted toward
Your answer:
headlands.
bays.
- Which structures are constructed perpendicular to the path of longshore currents?
Your answer:
groins
sea walls
breakwaters
beaches
- Average erosion rates along the Lake Erie shoreline in Ohio are approximately ____ feet per year.
Your answer:
0-3
500-800
70-100
10-20
- What is the typical range of salinity of surface waters in the open ocean?
Your answer:
1-5 ppt
15-20 ppt
30-36 ppt
43-49 ppt
- Which current transports warm tropical waters northward to cooler regions in the Atlantic Ocean?
Your answer:
Gulf Stream
Canary
North Equatorial
Kuroshio
- The coastal engineering structures illustrated in the image above are
Your answer:
sea walls and breakwaters
groins and breakwaters
sea walls and jetties
groins and sea walls
- The global ocean conveyer belt is driven by cold salty water that sinks to the ocean floor in the _______________ Ocean.
Your answer:
northern Atlantic
southern Atlantic
eastern Pacific
western Pacific
- Which ocean circles the globe?
Your answer:
Indian ocean
Pacific ocean
Atlantic ocean
Southern ocean
- The construction of dams along a major river channel will result in _______________ rates of coastal erosion.
Your answer:
increased
decreased
- Restricted circulation results in below average salinity values in the _____________ Ocean.
Your answer:
Indian
Atlantic
Arctic
Pacific
- Examine the profile through the Pacific ocean shown above. What is the approximate depth of the halocline in the Arctic Ocean?
Your answer:
300 meters
500 meters
1000 meters
100 meters
- Deep ocean water temperatures are relatively uniform and range from approximately __________ below the ______________.
Your answer:
10-15 C; thermocline
10-15 C; halocline
0-5 C; thermocline
0-5 C; halocline
- The circular pattern of ocean currents in the tropical oceans are termed ______________ and show a _______________ rotation in the northern hemisphere.
Your answer:
gyres; clockwise
gyres; counterclockwise
cyclones; counterclockwise
cyclones; clockwise
- Which ocean floor feature occurs at the greatest depth?
Your answer:
submarine canyons
continental shelf
ocean ridge
abyssal plain
- Maximum depth of the ocean floors is approximately _____ and is present along __________________.
Your answer:
5 km; oceanic trenches
11 km; oceanic trenches
5 km; oceanic ridges
11 km; oceanic ridges
- Salinity values increase with
Your answer:
increased precipitation.
increased stream flow.
increased evaporation.
increased melting of glaciers.