GEOL 1445 Exam 2
How long is a lunar day?
24 hours 50 minutes
Which of the following would expect to find on a summertime beach?
A wide, sandy berm
Sediment is supplied to the coastal zone by ______________.
All of the above are sources of sediment in the coastal zone.
Which of the following is designed to prevent or retard shoreline erosion?
All of these are used to try to prevent or retard shoreline erosion
Which type of marine sediments include siliceous and calcareous oozes?
Biogenous
Calcareous ooze is an example of which of the following sediment types?
Biogenous Sediment
Siliceous ooze is an example of which of the following sediment types?
Biogenous Sediment
The White Cliffs of Dover are an example of which of the following sediments types?
Biogenous Sediment
Which of the following produces a tidal current?
Both ebb tides and flood tides
What does CCD stand for?
Carbonate compensation depth
Which of the following is not an environmental condition for calcareous oozes?
Cool surface water temperature
Which type of marine sediments include space dust and meteors?
Cosmogenous
What type of bonding does water have?
Covalent
Which of the following is found at a depositional shore?
Deltas
Which of the following statements concerning tides is correct?
Diurnal tides are a tidal pattern in which there is one high tide and one low tide in a lunar day
Which of the following features is characteristic of submerging shoreline?
Drowned beach
Which of the following is a feature of a submerging shoreline?
Drowned beaches
When the tides appear to move water away from the shore it is called ____________.
Ebb tide
When the tides appear to move water in toward the shore it is called _______________.
Flood tide
Which of the following contains calcium carbonate (CaCO3)?
Foraminiferans
Which of the following statements about Grunion is correct?
Grunion are the only marine fish that comes completely out of water to spawn
High-energy environments are most likely to deposit which of the following?
Large particles such as gravel
Volcanic ash is considered to be which type of marine sediment?
Lithogenous
Abyssal clay is an example of which of the following sediment types?
Lithogenous Sediment
Which of the following features is characteristic of an emerging shoreline?
Marine terrace
Which of the following is a feature of an emerging shoreline?
Marine terraces
The ancient remains of which of the following, buried before they could decompose, are the source of today's petroleum deposits?
Microscopic organisms
A group of two or more atoms held together by mutually shared electrons are called _____________.
Molecules
_________________ deposits are found on continental shelves and in shallow water near islands, whereas, ______________ deposits are found in deep-ocean basins and are fine grained.
Neritic; pelagic
Where does sand accumulate during heavy wave activity hint winter beach?
Offshore sand bars
Neritic (nearshore) deposits cover about how much of the ocean floor?
One-quarter
Which U.S. coast is considered an emerging shoreline?
Pacific coast
The study of how the ocean, atmosphere, and land have interacted in the past to produce changes in ocean chemistry, circulation, biology, and climate is called ________________.
Paleoceanography
Which of the following contains silica (SiO2)?
Radiolarians
Which of the following is the major environmental concern regarding the release of methane from the sea floor to the atmosphere?
Release of large quantities of methane from the ocean causes dramatic effects on global climate.
Which of the following is an example of hard stabilization?
Seawalls
The longshore current generally flows which direction along both the Atlantic and Pacific Coasts of the United States?
Southward
Ocean sediments consist of particles that have slowly settled out of the water by which of the following the processes?
Suspension settling
Which of the following statements about marine sediments is correct?
The record the timing and severity of some global extinction events
The Bay of Fundy is well known for which tidal characteristic?
Very high tidal range
A beach is _________________.
a deposit of the shore area
Winter beaches _________________.
are narrower than summer beaches due to high-energy waves during the winter
The basic building blocks of all matter are called ___________.
atoms
A ____________ is a deposit of shore area.
beach
Sediments produced by plants and animals in the sea are called ________________.
biogenous
The _______________ extends inland from the shore as far as ocean-related features can be found.
coast
Large deposits of sediment at the mouths of rivers are called_________________.
deltas
A grunion is a marine ___________ that comes completely out of the water to spawn.
fish
The main energy resources associated with marine sediments are petroleum and ____________.
gas hydrates
The attraction between Earth and the Moon is an example of ____________ force.
gravitational
A spring tide ____________.
has very high high tides and very low low tides
In the side of the Earth that faces the Moon experiences a high tide, then the side of the Earth that is opposite from the Moon will have a ______________.
high tide
Sediments produced because of chemical reactions in seawater are called _____________.
hydrogenous
Eustatic (global) changes in sea level might include _________________.
increased glacial melting due to the global warming
Atoms that have lost gained one or more electrons are called ____________.
ions
Many of the unique properties of water are attributed to the fact that water _____________.
is a polar molecule
The particle size on a beach _____________________.
is related to whatever materials is locally available
Sediment that begins as rocks on continents or islands is called ______________.
lithogenous (terrigenous) sediment
Sediments found on continental margins are called ________________.
neritic
The type of marine sediment that forms the thickest deposits worldwide is _______________.
neritic, lithogenous sediment deposits
Sediment texture describes the __________ characteristics of a deposit.
physical
One of the most abundance, chemically stable, and durable minerals in the Earth's crust is _______________.
quartz
The covalent bonds between hydrogen and oxygen atoms in a water molecule form as a result of the _____________.
sharing of electrons between the atoms
The part of the shore that represents the water's edge and migrates back and forth with the tide is known as the ________________.
shoreline
A linear ridge of sediment attached to land at one end might be called a ________________.
spit
The term referring to the size and shape of sediment particle is ___________.
texture
Hydrogen bonds form between neighboring water molecules because of __________________.
the polarity of water molecules
This wave formed on a river by a flood currents is called a(n) ___________ think about the Chinese video in lecture.
tidal bore
The vertical difference between consecutive high and low tides is called the _______________.
tidal range
The force that creates two simultaneous ocean bulges on opposite sides of Earth, directed toward or away from the Moon, is called the ____________ force.
tide-generating
An area that experiences semidiurnal tides will have _____________.
two high tides and two low tides of nearly equal height daily
A neap tide has _____________.
very low tidal range
