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MSCI Final Exam Review - 2nd Block Flashcards | StudBud
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MSCI Final Exam Review - 2nd Block
MSCI Final Exam Review - 2nd Block
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For Marine Science Class - Spring 2016 - 2nd Block
Flashcards
40 cards
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Practice quiz
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Questions
40
Answers
1
What is an ocean current?
Movement of air
Movement of energy through a medium
Large-scale directional movement of water in ocean
Splashing of water
2
Incoming tides are known as _____ whereas outgoing tides are known as _____
Ebb, increase
Flood, decline
Flood, ebb
Ebb, Flood
3
Define tidal ranges
The distance between one crest to another
The change in amplitude
The occurrence of frequency of a wave
Difference in height between successive high and low tides
4
What is the top layer of the photic zone?
high pressure layers
bioluminescent layer
Epipelagic zone
upper layers
5
What is marine chemistry?
The study of chemical processes and non-marine processes
The study of chemical processes and marine water bodies
The study of physical properties and marine processes
The study of physical properties and marine processes
6
Organisms that make their own food are
heterotrophs
transtrophs
omnivores
autotrophs
7
What is turbidity
How cloudy water is
How hot water is
How acidic the water is
How salty water is
8
Where do biogenous sediments come from?
organisms
space
land masses
seawater
9
What is a niche?
How an organism fits in with its surroundings
category of ocean zone
a break between waves
a type of sediment
10
Tides are caused by the attraction of what two bodies?
Moon and Water
Sun and Moon
Stars and Sun
Sun and Stars
11
What is semi-diurnal tides?
3 high and 2 low
1 high and 1 low
2 high and 2 low
different tide heights
12
How much does this final exam count for your grade?
10%
20%
5%
30%
13
What does “sessile” mean
moves by propulsion
fixed location
brackish water
floats around
14
Choose correct answer
As salinity increases, the freezing point decreases
As salinity increases, the freezing point remains the same
As salinity decreases, the freezing point decreases
As salinity decreases, the freezing point stays the same
15
Thermocline is rapid change in
Temperature with turbidity
Temperature with salinity
Temperature with depth
Temperature
16
The core is mainly made up of which elements?
Hydrogen
Oxygen
Mn and Si
Fe and Ni
17
What is brackish water?
mixed salt and fresh water
sulfuric water
high salt content
fresh water
18
What phylum is a stingray in?
Mollusca
Arthopod
Annelida
Chondricthyes
19
S waves…
get all the way through the core
all of the above
can’t travel through liquid,
can travel through solid
20
A fetch is the ….
Breaking ratio for a wave
Wind strength and duration
Epicenter of an underwater earthquake
Wind direction of an air stream
21
How much time is it between two high tides or two low tides in Myrtle Beach?
6 hrs.
4 hrs. 15 min.
24 hrs.
12 hrs. 25 min.
22
What pelagic zone comes first (at the bottom)?
hadal
bathyl
littoral
Abyssal
23
What is the alignment of the earth, sun, and moon in a spring tide?
Straight Line
Diagonal
Parallel
Perpendicular
24
Why are currents important?
all of the above
shipping
transportation
weather and climate
25
Seawater is a complex solution of
Ionic solutes
Ionic and nonionic solutes
Non-ionic solutes
Not a complex solution
26
Which is NOT true about density?
Cold salty water is more dense than warm fresh water
Cold water is more dense than warm water
Temperature does play a role in density of water
Salty water is less dense than fresh water
27
What is a diurnal tide?
Has different heights
2 highs 2 lows per day
1 high 1 low per day
3 highs 1 low per day
28
The equator has…
The warmest water with the lowest salinity
The warmest water with the highest salinity
The coldest water with the highest salinity
The coldest water with the lowest salinity
29
Who invented the Aqua Lung?
Jacques Cousteau
Clark Butler
Robert Watkins
Jose Gonzalez
30
What are the 2 forces behind currents?
waves and water
wind and moon
autotrophs and heterogrophs
primary and secondary forces
31
What is salinity
measure of undissolved water in organic water
measure of undissolved inorganic solids in water
measure of dissolved inorganic solids in water
measure of dissolved solids in organic water
32
Why does the moon have a greater effect on tides, than the sun?
The moon is smaller than the sun
The moon is closer to earth
The moon is bigger than the sun
The moon has a dark side
33
How many gyres are there
8
12
4
5
34
Which of the following redistributes heat and moderates earths climate?
Elkan transport
Ocean conveyor belt
El nino
Gulf stream
35
What is the smallest grain of sediment?
silt
clay
granule
pebble
36
Which does not affect the maximum size of a wave?
Fetch
Wind durations
Water temp
Wind speed
37
What is the innermost layer of the earth?
crust
heart
core
mantle
38
What is neritic water?
ocean water meets with salt water
bioluminescent water
ocean water where sunlight does not reach
Where the sunlight still reaches the ocean floor.
39
The polarity of water causes it to have a
High specific heat
High specific salinity
Low specific heat
Low specific salinity
40
What is the partial charge on a water molecule that allows them to "stick" to each other?
Ionic
Cohesion
Polarity
Bio-cohesion
