Term 1 of 81
the first "living" cell to appear in the Archean have what key components
phospholipid layer mitochondria
stromatolite platforms
iron formation
limestone
Term 2 of 81
which of the following rock types is most likely to be well-sorted
Limestone
Sandstone
Granite
Gypsum
Term 3 of 81
which of the following rock types has provided evidence for a change over earth history in the
levels of oxygen in the atmosphere
limestone
iron formation
rock salt
the severity of the hazard event
,Term 4 of 81
Outhouses and septic tank drainage must be properly located with respect to the water table
because
urea can diffuse into the ground water and pose a serious health risk
septic tanks can explode if overfilled
outhouses attract pests that spread disease
drainage systems can cause soil erosion
Term 5 of 81
The process of erosional unloading can produce:
Mud Cracks
Chemical Sedimentary Rock
Gypsum
Grain Size
Term 6 of 81
The sedimentary rocks immediately below and above an angular unconformity record a
sequential history of
all of the above
liquefaction
deposition- folding- erosion- deposition
compression, shear, tension
,Term 7 of 81
which of the following rock types would tend to chemically weather least rapidly
granite
limestone
saturated clay
gypsum
Term 8 of 81
The rock that can best neutralize acid rain is
Limestone
Gypsum
Sandstone
Granite
Term 9 of 81
The model of the formation of the Earth's moon that best fits all the current data involves:
Formation of the moon from volcanic activity on earth
The capture of a comet by earth's gravitational field
Collision between earth and mars sized body
Gradual accumulation of dust and debris in orbit around earth
Term 10 of 81
Engineering consolidation of low permeability soils can be achieved by
Planting trees to stabilize the soil structure
Injecting water into the soil to increase pressure
Preloading or draining clay to extract pore water and create settlement
Using explosives to break up the soil layers
, Term 11 of 81
room and pillar mining methods would be suitable for which type of deposit
faceted stone
kimberlite pipe
gypsum
cabochon stone
Term 12 of 81
the continents fit together best in Pangea configuration of Alfred Wegner when
all of the above
Collision between earth and mars sized body
quartz, halite, biotite, garnet
present shorelines are matched
Term 13 of 81
salt domes are important for oil exploration because:
the salt itself acts as a lubricant for drilling operations
the presence of salt indicates a lack of oil reserves
strata deformed by the rising dome formed traps on the dome sides
salt domes are rich in natural gas deposits
Term 14 of 81
Identify the minerals below in order
Calcite, amphibole, graphite, pyrite
Quartz, halite, biotite, garnet
Rock slide, debris flow, rockfall, rotational slump, creep
Shale, granite, basalt, chalk
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