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EEN MIDTERM REVIEW
EEN MIDTERM REVIEW
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NC EARTH AND ENVIRONMENTAL SCIENCE 9TH GRADE
Flashcards
50 cards
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Practice quiz
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Host live
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Questions
50
Answers
1
True or false: If it is summer in North America then it is summer is South America
false
ture
2
Which seismic waves travel most rapidly?
surface waves
tsunamis
S waves
P waves
3
Deep ocean trenches are associated with ____
subduction zones
transform fault boundaries
Deep ocean trenches are associated with ____
rift zones
4
Earth in its formative stages rotated on it's axis
more slowly than it does today
more quickly than it does today
the same as when it was formed
5
Which of the following is NOT a major component of soil?
mineral matter
humus
air
earthworms
6
See graphic> 70% clay, 10 % silt, 20 sand would be:
sandy loam
loam
silt
clay
7
New ocean crust is formed at ____.
transform boundaries
divergent boundaries
convergent boundaries
subduction zones
8
What is the driving force for the movement of the lithospheric plates?
unequal distribution of heat in the oceans
heat from the sun
heat in the atmosphere
unequal distribution of heat within Earth
9
WHAT MOVEMENT OF EARTH IS REPSONSIBLE FOR NIGHT AND DAY
PRECESSION
PERIGEE
ROATATION
REVOLUTION
10
The mechanism for moving continents to support Alfred Wegener and Continental Drift is
rift valleys
rivers and lakes
sea floor spreading
mountain ranges
11
Which of the following structures is built off shore toreduce erosion from large breaking waves
seawall
jetty
groin
breakwater
12
Which of the following human activities has caused an increase in soil erosion?
plowing land for farming
all of the above
clearing land for construction
deforestation
13
The energy source found that drives the processes that form igneous and metamorphic rocks?
moving water
the sun
Earth's interior
the wind
14
What type of rocks are formed by processes powered by the sun?
igneous rocks
sedimentary rocks
metamorphic rocks
15
Earth’s axis slowly but continuously points in different directions, a movement known as ____.
rotation
precession
revolution
retrograde motion
16
What climate would it be BEST to place a statue for the slowest rate of chemical weathering?
hot and humid
cold and humid
cold and dry
hot and dry
17
Why do earthquakes often cause damaging fires?
Magma from deep underground escapes through faults.
Eartquake vibration canbreak gas, water, andelectrical lines
Lightning strikes are common during earthquakes.
Tsunamis from earthquakes generate enough heat
18
When water freezes, its volume ____
decreases slightly
stays the same
expands
decreases greatly
19
A tectonic plate consists of ____.
inner and outer core
the crust and uppermost mantle
the asthenosphere only
Iron and copper ore
20
Earth’s axis slowly but continuously points in different directions, a movement known as ___
rotation
precession
nutation
revolution
21
Which force is most responsible for the formation of the solar system?
electromagnetic force
gravity
nuclear force
interstellar force
22
All of the energy that drives Earth’s rock cycle comes from
the wind
the movement of water over Earth’s surface
the breakdown of organic matter
Earth’s interior and the sun
23
Which type of energy is primarily involved as acid rain weathers the limestone?
thermal energy
chemical energy
electromagnetic energy
nuclear energy
24
The shape of a planet's orbit is
circular
irregular
elliptical
parabolic
25
Soil Triangle: use this to find soil type: 20% clay, 60% silt, 20% sand
silty loam
sandy loam
clay loam
clay
26
Fossils are only found in ____.
sedimentary rock
igneous rock
metamorphic rock
27
Why is loam the ideal soil for agriculture?
All of the above
It is a mixture of sand, silt, and clay
It both absorbs and drains moisture
It allows room for root growth
28
A divergent boundary at two oceanic plates can result in a ____.
volcanic island arc
subduction zone
mid-ocean ridge
continental volcanic arc
29
what causes high and low tides?
coriolis effect
jet stream winds
gravitational pull of moon
rotation of earth
30
A rock has MOST likely traveled a long distance from its place of origin if it is
partially faded
rounded and smooth
very small
rough and dense
31
Which process contributes MOST to the formation of a sinkhole
chemical weathering
volcanic eruptions
wind erosion
plate movement
32
How can plants chemically change rocks into soil?
They increase the density of the rocks.
They strip the rocks of minerals.
They break rocks into small pieces
They weather rocks with acid.
33
According to the plate tectonics model, what layers form Earth’s rigid, mobile plates?
upper and lower mantle
inner and outer core
crust only
crust and uppermost mantle
34
Wave impact and pressure cause ____.
erosion
deposition
refraction
tides
35
The Sun is a star. How do stars get their energy?
fusion and fission both happen to release energy in the sun
1 atom is split, energy release, decrease in nuclei size
2 atoms fuse, energy release, and increase of atomic nuclei
36
Which of these factors affects the rate of weathering?
climate
surface area of the exposed rock
chemical composition of the exposed rock
all of the above
37
minimum number of seismic stations that is needed to locate of an earthquake’s epicenter?
two
four
one
three
38
According to the plate tectonics model, what layers form Earth’s rigid, mobile plates?
crust only
crust and uppermost mantle
inner and outer core
upper and lower mantle
39
On the global grid, the prime meridian is at ____
90 degrees latitude
0 degrees latitude
0 degrees longitude
90 degrees longitude
40
When an earthquake occurs, energy radiates in all directions from its source, which is called
the focus
flat line
the epicenter
fault line
41
Tsunamis are ____.
waves that cannot cause damage on land
waves that are produced by tidal forces
often caused by movements of the ocean floor
often caused by hurricanes
42
The Ring of Fire is known for and found
volcanic activity in the south of Europe
tornadoes across the midwest of United States
earthquakes, volcanoes in Pacific Ocean
earthquakes, volcanoes in Indian Ocean
43
What is the equation for photosynthesis?
C6H12O6+ 6H2O → 6O2+ 6CO2
6CO2→ C6H12O6+ 6O2+ 6H2O
6CO2 + 6H2O → C6H12O6+ 6O2
44
Mars’ axial tilt is 25.19°. Earth’s axial tilt is 23.5°. Mars would have:
Mars’ year is shorter than Earth’s year.
Mars has more extreme seasonal changes than Earth.
Mars has less extreme seasonal changes than Earth.
Mars’ year is longer than Earth’s year.
45
The product of nuclear fusion is ____.
nitrogen
helium
hydrogen
oxygen
46
Which structures is built off-shore to reduce erosion from large breaking waves?
breakwaters
groin
seawall
jetty
47
One big time Kepler law states that orbits are
spherical
elliptical
circular
48
Gamma rays, X-rays, visible light, and radio waves are all types of
ultraviolet radiation
electromagnetic radiation
nuclear energy
chromatic aberration
49
What is the driving force for the movement of the lithospheric plates?
unequal distribution of heat in the oceans
heat in the atmosphere
heat from the sun
unequal distribution of heat within the Earth
50
Which of the following affects the amount of destruction caused by earthquake vibrations?
the design of structures
all of these are correct
the intensity and duration of the vibrations
the nature of the material on which structures are built
