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- 1. Match
Match the following drowned edge of continent, relatively shallow
mid ocean ridge
underwater desert flat and featureless
seamount
steep sided depression in the ocean floor
deep sea trench
a volcanic mountain that does not reach sea surface
abyssal plain
a divergent plant boundary where ocean spreads
continental shelf
- 2. Multiple Choice
The water hydrosphere can be explained as
the movement of water as a liquid, gas and solid
the transfer of hydrogen
the transfer of precipitation
water infiltration into the ground, allowing it to be used latter
- 3. Multiple Choice
Carbon is
inherently bad for the environment
inherently good for the environment
is cycled through living organisms into decaying organism
is burned causing extra carbon in the atmosphere
- 4. Multiple Choice
oxygen is cycled through the atmosphere by
animals respiring and plant photosynthesising
through burning of fossil fuels in large amounts on land
is not required
can not be done
- 5. Multiple Choice
water motion is driven by
pressure release
temperature
gravity
all the above
- 6. Match
Match the following brings dry weather to Australian climate
upwelling
circular movement of water due to an obstruction
down welling
large amounts of water returning to the sea after wave action
rip current
vertical currents that send down water
eddy
vertical currents that bring up nutrients rich cold water
El Nino
- 7. Match
Match the following rapid change in temperature of water
thermocline
rapid change in salinity in water
halocline
rapid change in density
pycnocline
- 8. Multiple Choice
cold water is
less dense so it floats
more dense so it sinks
more dense so it floats
less dense so it sinks
- 9. Multiple Choice
Things that limit our understanding of the ocean
lack of technology
correlation between knowledge and monetary worth
It is difficult environment to work in, lack of sampling expertise
- 10. Multiple Choice
The EEZ is
exclusive ecosystem zone
Exclusive environmental zone
Exclusive economic zone
- 11. Multiple Choice
coral reefs occur in locations that are....
shallow warm water
cold high nutrient water
deep water water
shallow cold water
- 12. Multiple Choice
isobars on a synoptic chart connect area of __________ pressure
high
low
different
equal
- 13. Multiple Choice
what bond forms between two water molecules?
water bond
hydrogen bond
molecule bond
atom
- 14. Multiple Choice
waves typically break at a depth 1.3 times the wave height. What depth would a wave break if the wave height is 2.5m?
2.35m
3.25m
1.3m
3.8m
- 15. Multiple Choice
dissolved oxygen increases with:
photosynthesis, decomposition and rising temperatures
photosynthesis, diffusion and falling temperatures
diffusion, respiration and falling temperatures
photosynthesis, sunlight and number of gilled animals
- 16. Multiple Choice
A rapid change in temperature between two layers of water is known as:
halocline
pycnocline
imincined
thermocline
- 17. Multiple Choice
The optimum level of phosphate in a marine system is...
0.3ppm
As low as possible typically below 0.002ppm
5ppm
phosphate help algae grow and are needed in all ecosystems
- 18. Multiple Choice
Subduction occurs when ocean and continental plates meet because...
oceanic crust is less dense and goes under continental plate
oceanic crust is denser and goes under the continental plate
continental plate is denser and goes under the oceanic plate
continental plate is less dense and goes under the oceanic plate
- 19. Multiple Choice
Engineering structures are often used to stop beach erosion they include:
seawalls
sandbags
sand fences
all of the above
- 20. Multiple Choice
Tides are caused by the difference in the gravitational force of the ________ and ________ across the ________.
earth, sun, moon
sun, mars, jupiter
sun, moon, earth
tide, water, sun
- 21. Multiple Choice
The tidal force exerted by the ______ is stronger that the tidal force exerted by the _______.
earth, ocean
sun, moon
moon, stars
moon, sun
- 22. Multiple Choice
The tidal bulge follows the movement of the _____.
moon
sun
Earth
ocean
- 23. Multiple ChoiceA[n] ______________ tide occurs when the sun is at right angles to the line between Earth and the moon.highneaplowspring
- 24. Multiple ChoiceA neap tide is a tide with the greatest difference between low and high tidestruefalse
- 25. Multiple Choicespring tideneap tide
- 26. Multiple Choiceneap tidespring tide
- 27. Multiple Choice
Satellite imagery has advantages over field work by
Allowing you to access data from large amount of area
cannot be used when cloudy
Is not very useful
must be checked by using field samples
- 28. Multiple Choice
shore drift is when
wind direction and long shore current run along the beach and this causes sand to move down the beach
Wind direction and long shore current are in opposite directions and the sand moves up the beach
- Answer choicesTagsAnswer choicesTags