Transcript second-quarter-review - Earth Science with Mrs. Wilson

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Millionaire?
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We learn about the core of
the earth by
A – digging deep into the earth.
B – studying earthquake waves.
C – studying X-rays of the earth.
D – observing volcanoes
B – studying
earthquake waves.
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THE $1000 QUESTION?
$1,000
The earth has two kinds of
crusts, they are
A – sea floor and continental.
B – continental and oceanic.
C – ocean plates and mountain plates.
D – lithospheric and oceanic
B – continental and oceanic
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QUESTION!
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The outer core of the earth is
composed mostly of
A – liquid nickel
B – solid nickel
C – liquid iron
D – solid iron
C – liquid iron
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The soft layer of the mantle on
which the lithosphere floats is the
A – inner core
B – outer core
C – crust
D – asthenosphere
D - asthenosphere
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When rock layers are pulled
apart, the stress is called
A – tension.
B – compression.
C – compaction.
D – shearing.
A - tension
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QUESTION!
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Heat transferred by liquids
and gases is called
A – conduction
B – convection
C – radiation
D – conservation
B – convection
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QUESTION!
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The inner core of the earth is
A – liquid iron and nickel
B – liquid nickel
C – solid iron and nickel
D – solid nickel
C – solid iron and nickel
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A mountain range in the
middle of the ocean is called
a
A – upwelling
B – midocean ridge
C – fringing reef
D – atoll
B- midocean ridge
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When two continental plates
collide they most often form
A – volcanoes
B – new continental crust
C – non-volcanic mountain ranges
D – ocean trenches
C – non-volcanic mountain
ranges
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Volcanic eruptions can
sometimes be predicted by
A – changes in animal behavior
B – changes in area climate
C – earthquake activity
D – subduction zone activity
C – earthquake activity
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The theory of continental drift
was developed by
A – Isaac Newton
B – William Oort
C – Charles Richter
D – Alfred Wegener
D - Alfred Wegener
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Mid-ocean ridges are a result
of
A – subuction
B – convergent boundaries
C – divergent boundaries
D – plate collisions
C- divergent boundaries
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The tectonic plates of the
earth move because of
A – mountains pushing on each other
B – convection currents in the mantle
C – convection currents within the
oceans
D – gravitational pull of the sun.
B – convection currents in
the mantle
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A deep trench that runs
through the center of a
midocean ridge is called a
A – trench
B – tectonic plate
C – river valley
D – rift valley
D – rift valley
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250 million years ago, all the
earth’s continents formed
one land mass called
A – Gondwanaland
B – Laurasia
C – Pangaea
D – Tethys
C - Pangaea
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The largest plate on Earth is
the
A – Cocos plate
B – Pacific plate
C – North American plate
D – South American plate
B – Pacific plate
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According to plate tectonic
theory, South America was
once connected to
A – Australia
B – India
C – Eurasia
D – Africa
D - Africa
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The process of the ocean
floor plunging back into the
earth’s interior is called
A – subduction
B – earthquakes
C – convection
D – compression
A - subduction
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Erosion is
A – the breakdown of material on the earth’s
surface.
B – Carrying sediment to a new location
C – Leaving sediment at a new location
D – All of the above
B – Carrying sediment to a
new location
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Volcanoes often form
A – in subduction zones
B – around the Ring of Fire
C – at hot spots
D – All of the above
D – All of the above
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Sea floor spreading is a
result of
A – subduction zones
B – convergent boundaries
C – divergent boundaries
D – compression
C – Divergent boundaries
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An example of chemical
weathering is
A – acid dissolving rocks
B – root pry
C – ice wedging
D – abrasion
A – Acid dissolving rocks
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QUESTION!
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If you walk on rocks and
break them, this is a form of
A – chemical weathering
B – physical weathering
C – pressure release
D – All of the above
B – Physical weathering
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QUESTION!
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Which of the following does
not affect the rate of
weathering?
A – type of material that is being
weathered.
B – The climate of an area.
C – The amount of air pollution in an area.
D – Number of mountains in an area.
D – number of mountains in
an area.
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Where faults are active,
there are often
A – a lot of volcanoes
B – earthquakes
C – island arcs in the ocean
D – lakes formed
B - Earthquakes
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QUESTION!
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Most scientists rejected
continental drift because it
failed to explain
A – coal deposits in Antarctica
B – formation of mountains
C – climate change
D – the force that moves the continents.
D – The force that moves the
continents.
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The process that powers
plate tectonics is
A – radiation
B – conduction currents
C – convection currents
D – subduction
C – Convection currents
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55 cm = ____ mm
A – 55
B – 550
C – 5.5
D – .55
D – 550.
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QUESTION!
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A hypothesis is
A – possible explanation to a scientific
question.
B – the results of an experiment.
C – the directions for an experiment.
D – the data you collect after
experimenting.
A – possible explanation to a
scientific question.
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3000 mm = ____ m
A – 300,000
B – 300
C–3
D – 3,000
C–3
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QUESTION!
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Soil conservation is very important.
During the 1930s, parts of the USA
did not practice good soil
conservation and caused the
A – Dust Bowl
B – Super Bowl
C – Soil Loss Bowl
D – the Great Depression
A – Dust Bowl
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QUESTION!
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Which of the following is not
a soil conservation practice?
A – building terraces
B – contour plowing
C – growing tall plants
D – windbreaks
C – growing tall plants
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QUESTION!
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A landslide is a type of
erosion caused by
A – wind.
B – gravity.
C – water.
D – glaciers.
B – gravity.
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QUESTION!
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Soil is made up of
A – only weathered rock.
B – only organic material.
C – both organic material and weathered rock.
D – only organic material and bedrock.
C – both organic material
and weathered rock.
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QUESTION!
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How does the density of
material in Earth’s layers
change with depth?
A – density decreases with depth
B – density increases with depth
C – density does not change with depth
D – density increases and then decreases.
B – density increases with
depth
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QUESTION!
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From bottom to top, what are
the soil horizons?
A – bedrock, topsoil, subsoil
B – topsoil, bedrock, subsoil
C – topsoil, subsoil, bedrock
D – subsoil, bedrock, topsoil
C – topsoil, subsoil, bedrock
Congratulations, you have just won
$1,000,000