Download Jones County Schools 2nd Nine Weeks 6th Grade Social Studies

6th Grade Science 2nd Nine Weeks 2013-2014
1.
Which is the thickest layer of Earth? (S6E5a)
A.
B.
C.
D.
2.
Earth’s lithospheric plates move at the rate of _________. (S6E5f)
A.
B.
C.
D.
3.
crust
inner core
mantle
outer core
centimeters per day
centimeters per year
centimeters per century
centimeters per million years
The diagram below shows some of the layers of rocks found in the Grand Canyon.
Scientists find these layers of rock useful for studying fossils.
What type of rock is shown labeled in these layers? (S6E5d)
A.
B.
C.
D.
extrusive
igneous
metamorphic
sedimentary
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DataDirector Exam ID: 3424
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© 2009 Houghton Mifflin Harcourt. All rights reserved.
6th Grade Science 2nd Nine Weeks 2013-2014
4.
Which of these best represents the Earth's structure? (S6E5a)
A.
B.
C.
D.
DataDirector Exam ID: 3424
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© 2009 Houghton Mifflin Harcourt. All rights reserved.
6th Grade Science 2nd Nine Weeks 2013-2014
5.
Which geologic processes have changed the landscape of Georgia the most during the last
10,000 years? (S6E5d)
A.
B.
C.
D.
6.
The crustal plates of Earth move due to being dragged along with _________. (S6E5f)
A.
B.
C.
D.
7.
wind
sunlight
running water
freezing and thawing
Which characteristic is shared by BOTH earthquakes and volcanic eruptions? (S6E5e)
A.
B.
C.
D.
9.
convection currents in the mantle
the rotation of Earth on its axis
the high tides of the oceans
prevailing winds in the jet stream
Which of the following factors has the greatest effect on the shape of a landscape over a
long period of time? (S6E5d)
A.
B.
C.
D.
8.
volcanism and faulting
water erosion and deposition
continental drift and plate movement
glacial erosion and deposition
Both can cause lava flows.
Both can cause global climate changes.
Both are caused by movements of tectonic plates.
Both are caused by material rising from Earth’s core to the surface.
What type of material would you expect to find in the inner core of the Earth? (S6E5a)
A.
B.
C.
D.
solid rock composed of silicon, oxygen, aluminum, iron and sodium
liquid rock composed of silicon, oxygen, aluminum, iron and sodium
liquid rock composed of iron and nickel
solid rock composed of iron and nickel
DataDirector Exam ID: 3424
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© 2009 Houghton Mifflin Harcourt. All rights reserved.
6th Grade Science 2nd Nine Weeks 2013-2014
10.
The maps below show the positions of two continents at two different times. The
movement of the two continents as shown may best be explained by _________. (S6E5f)
A.
B.
C.
D.
11.
volcanic eruptions
magnetic changes
coastal flooding
plate tectonics
Which of these Earth layers is the thinnest? (S6E5a)
A.
B.
C.
D.
The inner core
The outer core
The mantle
The crust
DataDirector Exam ID: 3424
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© 2009 Houghton Mifflin Harcourt. All rights reserved.
6th Grade Science 2nd Nine Weeks 2013-2014
On the map below, dark dots indicate the positions of volcanoes in the "Ring of Fire" in and
around the Pacific Ocean. Dark lines indicate tectonic plate boundaries of Earth's crust.
12.
According to this map, which of the following describes where volcanoes are most likely
to form in the Ring of Fire? (S6E5f)
A.
B.
C.
D.
13.
The Earth's mantle is made up of very hot material that rises to the top of the mantle, cools,
then sinks, reheats, and rises again, constantly repeating the cycle. This action, which
causes the Earth's crust to move, is known as __________. (S6E5d)
A.
B.
C.
D.
14.
Volcanoes form in the middle of a tectonic plate.
Volcanoes form below the surface of tectonic plates.
Volcanoes form where tectonic plates meet other plates.
Volcanoes form where earthquakes are least likely to occur.
convection currents
magnetic fields
hot spots
advection forces
Which of these processes caused many of Earth’s mountain ranges to form? (S6E5f)
A.
B.
C.
D.
an instant process of meteorites colliding with Earth’s surface
a slow process of tectonic plates colliding over millions of years
a rapid process of tectonic plates colliding over thousands of years
a gradual process of meteorites accumulating as Earth was formed
DataDirector Exam ID: 3424
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© 2009 Houghton Mifflin Harcourt. All rights reserved.
6th Grade Science 2nd Nine Weeks 2013-2014
Use the diagram below to answer this question.
15.
The event that occurred along line XY is most appropriately described as _______. (S6E5f)
A.
B.
C.
D.
16.
erosion
faulting
a sedimentary deposition
a volcanic eruption
In 1960, Henry Hess stated his hypothesis that the seafloor was spreading from cracks in
the ocean floor from which magma oozes, then hardens. If his hypothesis is correct, what
does that mean for rock found 1,600 km from the crack? (S6E5f)
A.
B.
C.
D.
The rock is the same age no matter how far away from the crack.
The rock farther away from the crack is older than the rock closer to the crack.
The rock farther away from the crack is younger than the rock closer to the crack.
The rock farther away from the crack is composed of different material than rock closer
to the crack.
DataDirector Exam ID: 3424
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© 2009 Houghton Mifflin Harcourt. All rights reserved.
6th Grade Science 2nd Nine Weeks 2013-2014
Below is a diagram of the Mid-Atlantic Ridge on the ocean floor.
17.
What is causing this ridge to spread apart? (S6E5f)
A.
B.
C.
D.
18.
In Iceland, an undersea volcano erupted continuously from 1963 to 1967. A new island was
formed by this volcano. Which of these explains how the island was formed? (S6E5f)
A.
B.
C.
D.
19.
Rocks from the side of the volcano were piled up.
New lava from the volcano cooled on top of old lava.
A nearby island split into two pieces to create the new island.
Nearby rocks collected and were melted together by the lava.
In which layers of the Earth would you expect to find solid material? (S6E5a)
A.
B.
C.
D.
20.
two tectonic plates crashing into each other
one tectonic plate being pushed under another
two tectonic plates moving alongside each other
two tectonic plates moving away from each other
1 and 2
2 and 3
3 and 4
1 and 4
Which of these statements describes one way in which rivers affect the landscape? (S6E5f)
A.
B.
C.
D.
They remove rocks and soil by erosion.
They form boulders by chemical weathering.
They form metamorphic rock by mechanical weathering.
They break down bedrock into smaller pieces by deposition.
DataDirector Exam ID: 3424
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© 2009 Houghton Mifflin Harcourt. All rights reserved.
6th Grade Science 2nd Nine Weeks 2013-2014
21.
Which statement BEST describes the relationship between tectonic plate motion and
earthquakes? (S6E5d, e)
A.
B.
C.
D.
22.
Which of the below results in the formation of mountains? (S6E5e)
A.
B.
C.
D.
23.
the collision of two continental plates
the impact of an asteroid hitting the surface of Earth
the deposition of sediment layers over millions of years
the buildup of dust and rock particles from the original formation of Earth
Scientists located the fossilized remains of a dinosaur. In which type of rock did they
MOST LIKELY find the fossil? (S6E5f)
A.
B.
C.
D.
24.
Earthquakes occur only when two tectonic plates diverge.
Earthquakes occur only when two tectonic plates converge.
Earthquakes occur when tectonic plates are stationary for long periods of time.
Earthquakes occur when two tectonic plates converge, diverge, or slide past one
another.
igneous
metamorphic
sedimentary
volcanic
What do scientists think is the source of energy that causes the movement of Earth’s
lithospheric plates? (S6E5a)
A.
B.
C.
D.
energy radiating from the Sun
energy from Earth’s magnetic poles
energy from heat convection in the mantle
energy released by volcanoes and earthquakes
Stop! You have finished this exam.
DataDirector Exam ID: 3424
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© 2009 Houghton Mifflin Harcourt. All rights reserved.