Marine Science Second Semester Exam Review Questions and Answers
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Course
Marine Science
Institution
Marine Science
Heat Capacity - Answer-The amount of heat energy required to raise the temperature of a substance by 1*C
Role of heat capacity in currents regulating coastal communities - Answer-Water stores lots of heat currents transport this heat across the earth
4 factors that affect ocean surface curren...
Marine Science Second Semester Exam
Review Questions and Answers
Heat Capacity - Answer-The amount of heat energy required to raise the temperature of
a substance by 1*C
Role of heat capacity in currents regulating coastal communities - Answer-Water stores
lots of heat currents transport this heat across the earth
4 factors that affect ocean surface currents - Answer-Wind, Temperature, Corialis
Effect, Land Masses
Factors cause convection currents - Answer-Caused by differences in water density
Convection Currents related to upwelling - Answer-
Gyre - Answer-Naturally occurring vortex of wind and currents that rotate in a clockwise
direction
Gyres help create the North Pacific Garage patch - Answer-Gyres bring all the trash and
garbage towards the middle and stays there
Lunar Day - Answer-The period of time it takes for the earths moon to complete one full
rotation on its axis 24 hours,50 mins
Spring Tide - Answer-The greatest distance between high and low water
Neap Tides - Answer-Especially Low, Sun and Moon oppose
How many Spring & Neap tides occur in a lunar month - Answer-Two sets of spring
tides & Two sets of neap tides
Diurnal - Answer-When there is one high tide and one low tide
-Gulf of Mexico
Semi-Diurnal - Answer-Two high and two low tides Same Height
-East Coast
Mixed Semi-Diurnal - Answer-Two unequal highs and two unequal lows
-West Coast-Pacific
How do organisms adapt to living in the rocky shore intertidal zone? - Answer-By
migrating to an underwater area, restricting activities, and attaching more firmly to
rocks, keep from drying out "desiccation", thermal stress, high salt
, How do organisms adapt to living in the sandy beach intertidal zone? - Answer-Bury
themselves deep in the sand to avoid predators and form drying out in the sun
Meiofauna - Answer-organisms living in soil and aquatic sediments
In which intertidal zone would it be part of the food chain? - Answer-sandy intertidal
zone, high grains of sand, worms, mollusks, arthropods
How do waves move? - Answer-waves are created by energy passing through water
causing it to move in a circular motion
Do waves create a net movement by water? - Answer-orbital movement move E NOT
matter
Plunging - Answer-Curling crest that moves over an air pocket from steep beach slope
(best surfing)
Spilling - Answer-Turbulent mass of air and water that runs down the front slope of the
wave as it breaks from a gradual beach slope
Surging - Answer-Wave energy is compressed into a shorter distance from an abrupt
beach slope
What causes a tsunami to form? - Answer-By an abrupt movement on the ocean floor
that can result from earthquakes, underwater landslides, volcanic eruption. Geological
event displaces water
How is a rogue wave different from a tsunami? - Answer-Rogue waves are unexpected,
while tsunamis can be determined and watches
All water: Constructive smaller waves
What factors are needed for a hurricane to form? - Answer-Disturbed weather,
temperature determines strike
-West Coast of Africa along tradewinds
El Nino - Answer-The Jetstream that brings warmer weather to the pacific coast
-ENSO=cycle of warm/cold temps
Main cause of storm surge? - Answer-Wind
Microalgae's are categorized by their__________? - Answer-Pigment
Example of a macroalgae verse a microalgae? - Answer-Seaweed VS. Diatoms
-phaeophyta
-chlorophyta
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