WorksheetsGIU grade 6
Total questions: 167
Worksheet time: 2hrs 38mins
What are earth's three main layers?
Core, mantle, and surface
Core, mantle, and crust
Inner core, outer core, and mantle
Upper mantle, lower mantle, and crust
What do earthquake waves have in common with other waves?
They travel at the same speed as light waves
They carry the same amount of energy as sound waves
They bend when they travel through different materials
They have the same wavelength as radio waves
Where is the earth's crust the thickest?
Which word BEST characterizes the lower mantle?
Very hot
Cool
Chilled
Slightly warm
How deep would you have to drill to reach the center of the earth?
About 60,000 kilometers
About 600,000 kilometers
About 600 kilometers
About 6,000 kilometers
What effect does the spinning of the earth's core have?
It creates gravity
It creates matter
It creates mass
It creates the earth's magnetic field
Which of the following statements about the Earth's inner core is TRUE?
It's mostly made of iron
It's mostly made of nickel
It's mostly made of cadmium
It's mostly made of magnesium
What is the only entirely liquid layer of the earth?
The upper mantle
The outer core
The inner core
The lower mantle
Which of the following statements is an OPINION about the mantle?
It makes up the bulk of the earth's mas
Heat churns through it
It contains iron, silicon, magnesium, and oxygen
It is the most important layer of the earth
If the earth's mantle were completely solid, __________ plates could not move around.
Tectonic
Technical
Titanic
Agnostic
Layer that "flows/has plasticity" but is still solid:
Oceanic Crust
Continental Crust
Lithosphere
Asthenosphere
What is the name of the plate labeled J?
Eurasian
Pacific
North American
African
What is the name of the plate labeled G?
Nazca
Indo- Australian
African
South American
What is formed where these plates are spreading apart?
new ocean floor
earthquakes
volcanoes
mountains
Which is less dense?
Oceanic Crust
Continental crust
Which is more dense?
continental crust
oceanic crust
Giant pieces of lithosphere that move around the Earth
Oceanic plates
plate boundary
tectonic plates
continental plates
The lithosphere, asthenosphere, mesosphere, inner and outer core are called
mechanical/physical layers
compositional/chemical layers
The Ring of Fire, where many earthquakes occur, is located around the rim of which ocean?
Atlantic
Artic
Indian
Pacific
Which seismic wave is the first to reach a seismic station?
P Wave
S Wave
Q Wave
Surface Wave
Which type of seismic wave causes the most destruction to property?
P Wave
S Wave
Q Wave
Surface Wave
Which type of seismic wave can move through solid layers of the earth but not through the liquid outer core?
P wave
S wave
Q Wave
Surface Wave
Which seismic waves are call "push/pull" because they compress and extend as they move through the earth?
P Wave
S Wave
Q Wave
Surface Wave
The point within the earth where the earthquake originates.
Epicenter
Fault
Focus
Strike-Slip
The scale, which numbered 1-10, that measures the strength or magnitude of an earthquake.
pH scale
Richter Scale
Mercalli Scale
Hardness Scale
How many seismic stations are required to determine the epicenter of an earthquake?
1
2
3
4
What instrument is used to measure seismic waves?
Seismophone
Seismogram
Seismologist
Seismograph
Match the stress on the rock with the type of fault.
Compression
Shearing
Tension
Compression
Shearing
Tension
Match the stress on the rock with the type of Fault.
Compression
Shearing
Tension
Where is the epicenter of this earthquake?
Salt Lake
Los Angeles
San Francisco
Portland
What is a tsunami and how does it form?
A series of extremely long waves caused by a large and sudden displacement of the ocean
A series of short waves caused by a volcano.
A series of extremely long waves caused by an explosion.
Normal waves caused by the moon.
What are two things you can do to prepare for an earthquake?
Emergency kit and determine a way of communicating with family members.
Attach shelves to wall and put heavy stuff on bottom of shelves
Get under doorways or outside away from buildings
All of the above
vibrations in the earth caused by the sudden release of energy, usually as a result of the movement of rocks along a fault
earthquake
epicenter
focus
surface waves
an earthquake wave that follows the main shock of an earthquake
earthquake
S Wave
aftershock
P Wave
an earthquake wave that travels through the body of the earth rather than on its surface
surface wave
body wave
aftershock
focus
the location where the rupture of an earthquake begins and energy is released
epicenter
focus
seismogram
energy release center
a scientist who studies earthquakes
seimology
seismologist
seismogram
seismograph
the record made by a seismograph; the paper on which earthquake waves are recorded
seismology
seismologist
seismograph
seismogram
the record made by a seismograph; the paper on which earthquake waves are recorded
seismology
seismologist
seismograph
seismogram
the secondary earthquake wave; travels slower and is second to reach the seismograph station
P Wave
S Wave
surface wave
body wave
earthquake waves that travel on or near the surface of the earth
aftershock
S Waves
body waves
surface waves
the study of earthquakes
meteorology
psychology
earth science
seismology
the point on the surface of the earth directly above the focus of an earthquake
focus
energy release center
surface wave
epicenter
complete the sentence :
the pocket underneath the volcano stores .............
air
lava
magma
water
Volcanos are formed when ......... from within the earth upper .......... works it ways to the earth surface
(a)
what are the 3 types of volcano
active volcano
dormant volcano
extinct volcano
non living volcano
living volcano
what could happen if there were no volcanic activity on Earth at all?
peace
Earth will become a dead planet
Without volcanoes, most of Earth's water would still be trapped in the crust and mantle
none of the above
all of the above
the meaning of
dormant
extinct volcano
1 . sleeping
2 . dead
1 . active
2 . dead
1 . active
2 sleeping
tell a negative and positive effect of volcano
will help the plant to grow
destroy all homes
the smoke will help the environment
when the magma comes out of the volcano what is it called ?
lava
magma
air
water
which is an extinct volcano
mount Kilimanjaro
mount Kulal
barren island
which is a dormant volcano
Mauna Kea on Hawaii Island
Pinatubo in Zambales
Mount Everest
none of the above
which of these is NOT a volcano ?
Mayon in Albay volcano in the Philippines.
Bulusan in Sorsogon.
Hibok‑Hibok in Camiguin.
Pinatubo in Zambales.
Mount Everest
What is a dormant volcano?
molten rock
the center of a volcano
will never erupt again
a volcano that is sleeping, but could erupt agian
What is magma?
pieces of the Earth's crust
molten rock inside of a volcano
small rock
plates that meet
What is lava?
Molten rocks inside a volcano
Molten rock outside a volcano
small rocks
magma
Magma becomes lava when it reaches a volcano's ______.
Vent
Crater
Chamber
Mantle
In a volcano, magma collects in a packet called ________.
Magma flow
Magma chamber
Magma pipe
Hot spot
A ______ is a duct connecting the magma chamber and the outside of the volcano.
Vent
Crater
Lava flow
Volcanic cone
An opening on the Earth's crust through which hot molten rock flows out from deep inside the Earth.
Volcano
Fault line
Fold
Crater
Rank the volcanic stages from LEAST likely to MOST likely to erupt.
active, dormant, extinct
extinct, dormant, active
dormant, extinct, active
dormant, active, extinct
Why does the volcanic eruption happen ?
When the pressure on magma chamber inside earth increase and push magma to the surface.
When it formes by eruption lava and ash.
when rock underground suddenly breaks along a fault.
A volcano is a mountain that has an opening to allow hot vapor, and gas to escape from the pool of magma below.
True
False
What type of volcano is this
composite volcano
shield volcano
cinder cone volcano
What type of Volcano is this?
composite
shield
cinder cone
Shield Volcanos are
tall and pointed
small and pointed
low and spread out
Where is the ring of fire
around South America
around the Atlantic Ocean
around Africa
around the Pacific Ocean
What kind of volcano is this
composite volcano
shield volcano
cinder cone volcano
Lava and Magma
are different types of volcanic rock
are the same but lava is out of the ground
are the same but magma is out of the ground
lava is denser than magma
The type of volcanos that have craters on the top are
cinder cone and composite
only cinder cone
only composite
only shied
When lava runs easily and flows out in thin layers it makes a
composite volcano
shield volcano
cinder cone volcano
Cinders are
pieces of rock
made of ash
liquid lava
Tectonic plates
only have volcanos on the edges
can have volcanos in the middle
If a volcano can not erupt any more it is called
active
inactive
dormant
extinct
Which is tallest
composite volcano
shield volcano
cinder cone volcano
The Hawaiian Islands were formed
above a divergent fault
above a convergent fault
above a strike-slip fault
above a hotspot in the middle of a plate
When a volcano has an explosive eruption, the material that comes out is called
magma
tephra
lahar
viscosity
Pressure built up inside Mt. Saint Helens before it exploded because the magma was...
more viscous and blocked the flow
less viscous and blocked the flow
more viscous and increased the flow
less viscous and increased the flow
Which type of magma produces explosive eruptions.
lahar
tephra
felsic
mafic
Effusive Eruptions cause which type of volcano to form
composite
shield
cinder cone
Lahar is
flowing lava
a mix of mafic and felsic magma
a volcanic mud flow
not possible with explosive eruptions
Pyroclastic flow is
made of tephra, ash and gas
is mostly mud
the flow of magma up through the inside of the volcano
To try and predict a Volcanic eruption scientists measure
earthquake activity
escaping gases
changes in the angles of the volcano sides
all the above
