Earth Systems 2 Question Preview (ID: 17919)
SPI 0707.7.1.
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_______________ is the process which breaks down rocks into smaller bits.
a) Metamorphosis
b) Weathering
c) Deposition
d) Sedimentation
Which of the following is not one of the means by which rocks can change form in the rock cycle?
a) crystallization and cooling
b) heat and pressure
c) burning and layering
d) weathering and erosion
The layer of Earth that is made mostly of iron with a small percentage of nickel is the ________________.
a) mantle
b) crust
c) core
d) atmosphere
Lithospheric plate motions result in ____________.
a) earthquakes and volcanic eruptions
b) hurricanes and tsunamis
c) mudslides and tornadoes
d) soil stability and settling
The location where Earth's plates push apart is known as a ________________.
a) reverse fault
b) strike slip fault
c) convergent boundary
d) divergent boundary
The crustal plates on Earth move at a rate of approximately ________.
a) 10 meters per year
b) 1 kilmeter per year
c) 5 centimeters per year
d) 2 meters per day
_____________ is the way a mineral reflects light.
a) Luster
b) Color
c) Shape
d) Size
___________ is the color of a mineral in its powder form.
a) Luster
b) Streak
c) Density
d) None of the above
What is the name of the hardness scale that we use?
a) Smith Scale
b) Sanford Scale
c) Mohs Scale
d) Miles Scale
Which of these is a characteristic of a mineral?
a) It has a noncrystalline structure.
b) It exists in a liquid state.
c) It is a natural substance.
d) It has a varying chemical composition.
Which question would NOT be useful to ask if you wanted to identify a mineral?
a) What color is it?
b) What is its density?
c) How hard is it?
d) Is it a solid, liquid, or gas?
Which layer of Earth consists mostly of iron?
a) continental crust
b) oceanic crust
c) mantle
d) core
Which of these layers makes up most of Earth's mass?
a) continental crust
b) oceanic crust
c) mantle
d) core
Which statement is true about Earth's tectonic plates?
a) They float on the lithosphere.
b) They float on the asthenosphere.
c) They do not move.
d) They float on the core.
Where are nonvolcanic mountain chains MOST LIKELY to form?
a) at a boundary between two colliding continental plates
b) at a boundary where one oceanic plate slides under another oceanic plate
c) at a boundary where an oceanic plate slides under a continental plate
d) in the middle of a continental plate
Where do midocean ridges form?
a) where two continental plates collide
b) where one oceanic plate slides under another oceanic plate
c) where a continental plate slides under an oceanic plate
d) where two oceanic plates move apart
Where are earthquakes MOST LIKELY to occur?
a) in the middle of a tectonic plate
b) where plates slides past each other
c) where plates pull apart from each other
d) over a hot spot
A hot spot can produce
a) a midocean ridge.
b) a chain of islands.
c) a rift valley.
d) a tectonic plate.
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