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Centrifugal force of the Earth's rotation spins plates across the surface.
Volcanic eruptions on the seafloor push plates apart
Tidal forces drive plates motion
Movement of plates is surface manifestation of convection in the mantle.
It reveals the absolute truth
It provides the basis for testable predictions
It can never be changed
It is a complete representation of the real world
Gemstone
Silicates
Peridotites
Cheese
Cent per hr
Mi per yr
Km per yr
Cent per yr
Easy African Rift
Himalayas
Andes
San Andreas fault
Creates mountains
Causes metamorphism
Creates sediment
Creates volcanoes
Is the thinner part of the crust found under the oceans
Is the rocky part of the crust found under the mountains
Is made of the crust and the uppermost mantle
Is made of the mantle and the asthenosphere
Sediment accumulation in the deep sea
Landslide movement
Ground breaking during earthquake
Erosion of river valleys
They are crystalline
They posses a definite chemical composition
They are naturally occurring
They are usually organic
Iron and mag to bond easily
Iron and mag to share electrons
Iron and mag to form minerals with diff crystal structure
Iron and mag to substitute for each other within the crystal structure of minerals
40000 tons of CO2/yr
40000 million tons of CO2/yr
400000million tons of CO2/yr
Unknown
Negatively charged
Positively charged
Neutral
Heavier in weight.
Volcanic
Plutonic
Sedimentary
Metamorphic
Silica
Limestone
Lava
Magma
Creates mountains
Causes metamorphism
Creates sediment
Creates volcanoes
They conduct molecular analyses
The conduct a crush test
They conducts a scratch test
They conduct a streak test
2
4
8
16
Metallically bonded minerals
Covalently bonded minerals
Ionically bonded minerals
Single-element minerals
Cold
Intrusive
Watery
Extrusive
Next to lava flows or igneous intrusions
At the top of cliffs and mountains
In places of high pressure
Next to sedimentary rocks
Sandstone has crystals but volcanic rock is amorphous
Sandstone's crystal cement is made of minerals precipitated out of water, while volcanic rock's cyrstals formed from molten rock.
Volcanic rock's cystral cement is glass-like, while sandstone's cement is opaque
Calcium and oxygen
Silicone and oxygen
Iron and aluminum
Increase in pressure
Addition of water
Decrease in temperature
All of the above
Lava
Volcanic
Pyrolcastic
Intrusive
Extrusive
Intrusive
Plutonic
Lava
Andesitic
Basaltic
Rhyolitic
Dacitic
260 million tons
10 million tons
Quartz
Amphibole
Olivine
Calcite
A lava rock
Intrusive
Another word for pahoehoe rock
A rock made up of pumice, crystals and ash
True
False
True
False
True
False
True
False
True
False
True
False
True
False
Principle of inclusions
Principle of superposition
Principle of cross-cutting relationships
Principle of original horizontality
Principle of inclusion
Principle of superposition
Principle of original horizontality
Epoch, period, era, eon
Era, epoch, eon, period
Period, epoch, era, eon
Epoch, period, eon, era
Nitrogen 14
Aluminum 13
Carbon 12
Carbon 13
Feldspar
Biotite
Muscovite
Calcite
Age of weathering
Date of formation of the rock-forming minerals
Length of time the rock has existed in its location
Age of the rock since sedimentation
Australia
Canada
Caribbean
Ocean floor
Temp and pressure
Nothing
Variations in gravity and magnetism
Heat
Mica
Quartz
Feldspar
Calcite
Degree of sorting
Rounding of the grains
Dominant grain size
Mineralogy of the grains
Site of origin and age
Chem makeup and texture
Grain size and comp
Color and texture
Bedding
Mudcrakcs
Cross-beds
Graded beds
The age of a rock unit in years
The relative age of a rock unit related to one above or below
The composition of a rock unit
The number of years that it took for the rock unit to form
The name of a fossil
A time period in the earths history that extends from about 500 million years to 4.5 billion years
The name of a mineral that weather to form really old rocks
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