- What are the deep V-shaped valleys found cut into either the continental shelf or slope?
Your answer:
trenches
submarine canyons
ridges
plains
- What type of very dense currents form when landslides of various materials run down a slope?
Your answer:
rip
longshore
turbidity
intertidal
- What are the long narrow places located in the deep ocean basins, that are the deepest features on the earth's surface?
Your answer:
seamounts
trenches
plains
ridges
- Where is one of the few places in the world where a mid-ocean ridge rises above sea level?
Your answer:
Australia
Madagascar
Hawaii
Iceland
- What are isolated volcanic mountains scattered along the ocean floor?
Your answer:
seamounts
plains
ridges
trenches
- What ocean contains more than half of alll the ocean water on earth?
Your answer:
Arctic
Pacific
Atlantic
Indian
- What ocean is the deepest ocean on the earth?
Your answer:
Pacific
Arctic
Indian
Atlantic
- What was the name of the late nineteenth century British Navy ship that laid the foundation for the modern science of Oceanography?
Your answer:
Bathoscape
Alvin
BKT Enterprise
HMS Challenger
- What is used to determine the depth of the ocean floor?
Your answer:
radar
sonar
a collecting net
a current meter
- What is the part of a continent that is covered by ocean water?
Your answer:
guyot
continental shelf
trench
abyssal plain
- How many dissolved chemical elements can be found in the ocean?
Your answer:
45
65
55
75
- What are the three principle gases found in the ocean?
Your answer:
oxygen, nitrogen and carbon dioxide
oxygen, carbon and nitrogen
nitrogen,argon and oxygen
carbon dioxide, argon and oxygen
- What gas dissolves most easily in ocean water?
Your answer:
nitrogen
oxygen
carbon dioxide
argon
- What do evaporation and freezing increase in the ocean?
Your answer:
higher density
salinity
plant life
ice bergs
- What ocean has very low salinity because of a low evaporation rate and the large amounts of fresh water that enter this ocean?
Your answer:
Atlantic
Indian
Pacific
Arctic
- What ocean is covered in pack ice during most of the year?
Your answer:
Atlantic
Pacific
Indian
Arctic
- What is a floating layer of ice that completely cover the ocean surface?
Your answer:
thermocline
pack ice
nekton
ice floe
- What zone of the ocean has a rapid temperature change?
Your answer:
thermocline
hadal
bathyal
intertidal
- What are the two factors that affect the density of ocean water?
Your answer:
composition and salinity
composition and temperature
temperature and current speed
salinity and temperature
- What is restricted to the upper 100 meters of the ocean where light penetrates?
Your answer:
blue whales
tuna
ice
plant growth
- What removes dissolved gases and nutrients from the water and uses the energy from sunlight to carry on photosynthesis?
Your answer:
nekton
zooplankton
phytoplankton
benthos
- What are flat topped seamounts?
Your answer:
ridges
sea peaks
mountains
guyots
- What is created when a mid ocean ridge separates at different rates and the new crust breaks into a series of faults that run perpendicular to the ridge?
Your answer:
guyot
trench
ridge
fracture zone
- What are the two general types of sediments found on the ocean floor?
Your answer:
mud and ooze
clay and rock
siliceous and calciferous
manganese and carbon
- What are radiolarian and diatoms?
Your answer:
benthos
phytoplankton
microscopic organisms
nekton
- Where is the largest abundance of radiolarian and diatoms found?
Your answer:
near Australia
near China
near Antarctica
near Hawaii
- What kind of ooze come from radiolarian and diatoms?
Your answer:
clear
red
siliceous
calcareous
- What are organisms that live on the ocean floor called?
Your answer:
phytoplankton
zooplankton
benthos
nekton
- What ocean zone lies between the low-tide and high-tide lines and because of shifting tides and breaking waves is a relatively unstable environment for marine life?
Your answer:
intertidal
bathyal
neritic
hadal
- What ocean zone has little or no sunlight, has scarcity of plant life, and yet is home to octopuses and sea stars?
Your answer:
bathyal
neritic
intertidal
hadal
- What occurs when large masses of sediment that have accumulated along a continental shelf or continental slope, suddenly break loose and slide downward?
Your answer:
rip currents
tidal waves
longshore current
turbidity current
- Which ocean current is known for its swiftness?
Your answer:
Japan Current
West Wind Drift
Canary Current
Gulf Steam
- What is a periodic up and down movement of water?
Your answer:
a wave
a crest
a gyre
a trough
- What are the two basic parts of a wave?
Your answer:
crest and head
crest and trough
breaker and foam
trough and foam
- What is the speed of a wave that has a wavelength of 225 meters and a period of 15 seconds?
Your answer:
30 m/s
20 m/s
15 m/s
25 m/s
- What do the speed of the wind, the length of time the wind blows and the fetch of the wave determine?
Your answer:
wavelength
wave size
temperature
climate
- What is formed when the crest is blown off a wave during a storm?
Your answer:
a floe
a tsunami
a white cap
a breaker
- What happens to the bottom of a wave as the wave moves into shallow water?
Your answer:
it disappears
it speeds up
it slows by friction
it grows
- What is the foamy mass of water that washes onto the shore?
Your answer:
a breaker
ooze
plankton
a white cap
- What dangerous currents form when water from large breakers return to the ocean through channels in underwater sandbars, which parallel the beach?
Your answer:
turbidity
longshore
deep
rip
- What type of current forms sandbars?
Your answer:
turbidity
deep
longshore
rip
- What destructive waves can be caused by volcanic eruptions and underwater landslides, but are usually the result of an earthquake on the ocean floor?
Your answer:
tsunamis
undertows
breakers
white caps
- What are the daily changes in the level of the ocean surface?
Your answer:
waves
tides
breakers
currents
- What are the tides called when higher high tides occur and lower low tides occur?
Your answer:
spring
high
low
neap
- What kind of tides occur when the difference between the levels of the high tides and the low tides at a specific location are small?
Your answer:
spring
neap
high
low
- What ocean zone is confined to the ocean trenches, which are deeper than 6,000 meters?
Your answer:
neritic
hadal
intertidal
bathyal
- What are the black lumps of minerals, which are a valuable resource taken from beneath the sea floor?
Your answer:
modules
nodules
orbs
dots
- What is the most valuable mineral resource taken from beneath the sea floor?
Your answer:
rubies
radiolarian
petroleum
ooze
- What is the driving force of surface currents?
Your answer:
wind
sun
climate
rain
- What are the huge circles of moving water that flow clockwise in the northern hemisphere, and counterclockwise in the souther hemisphere?
Your answer:
gyres
breakers
waves
foamers