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Vocanoes
What are pyroclastics?
What is viscosity?
Vocanoes
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volcanoes#geography#
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Answers
1
What is viscosity?
cooled lava
texture
smooth, slow moving lava
resistance of material to flow
2
What are pyroclastics?
materials in lava
rocks trown from geysers
Sediment that rides to the top in on plates
Materials thrown from a volcano
3
Greek word oros means
mountain
to raise
land
to push up
4
Montserrat volcano education was...
bad because they know the mountain so well they are safe
good because it informed the people of warning signs
good because the people moves away
bad because not all the people can read
5
What is a shield?
block of crust that has been stable for a long time
mountain ranges next to counries
Sharp . steep range mountain
blocks of crust that move over a weaker plate
6
Obduction
A mountain walks home alne and a plate tries to take it,
sediment attaches to the plate and rides to the surface
When a plate rides over another
When a plate goes underanother
7
The highest point in the world
Mount Rainer
Mount Whitney
Mount Everast
Mount Shasta
8
Two plates pushing against each other to form mountains
obduction
collision
accreatain
subduction
9
A strato volcano is formed when...
rocks, ash erupt before lava flows
made fro loose pyroclastic materials thrown into the air
free flowing lava flowing from hot spots to build a volcano
10
The central 750 miles of earth
Moho
outer core
asthnosphere
lithosphere
11
What are island arcs?
ocean crust subducts, creates volcanoes to form islands
islands over hot spots
islands that form and arc through obduction
islands in an arc formed through subduction
12
Greek word pyros means
fire
water
heat
rock
13
The earth's crust is known as
asthensphere
lithosphere
rift
Moho
14
passage way through the Apalachians
Danial Boone gap
Appalachian gap
Indian crossing
Cumberland gap
15
What is a geyser?
water from a volcano before eruption
a continuously bubbling spring from a large whole.
hot water heats to boiling and erupts from a small hole
hot gas that erupts cools and reemerges
16
What are the three kinds of volcanoes?
pillow volcanoe, pahoehoe, Aa
Shield, strato, cindercone
Stato, composite, sheild
cinder cone, proclastic, Strato
17
What is a cordillera?
Mountains that share the same direction
Mountains that share the same position
Mountains that are a system of parallel ranges
Mountains on different plates but are next to each other
18
What divides Europe from Asia?
Himalayan mountains
San Andreas fault
Ural Mountains
Rocky Mountains
19
What divides the North American and the Pacific plates,
Olympic Mountains
San Andreas fault
Ural Mountains
Caascades
20
What is the Pamir Knot?
Process of mountain building
a series of monatin ranges related in direction and position
permanent place where heat burns through the mantle
highland region of S. Central Asia that is 24,540 feet
21
What is orengenesis?
beginning of a seamount
Mountain bullding
Volcano building
subduction
22
What is Pahoehoe?
lava that is ropey and smooth and fast
magma tht hardens then remelts
long narrow streams of lava
thick, gooey lava that is slow moving
23
What is a fumarole?
a volcanic vent emitting gas and water
materials ejecting from a volcno
a round dome formed by pressure
magma that cools and hardens under water
24
How was Old Faithful formed?
Obduction
Subduction
convection
hot spot
25
Which continent does not have any active volcanoes?
Australia
Asia
Africa
Antarctica
26
Which wave comes first?
compressional waves that knock things over
a Love wave
surface wave that causes the most damage
P wave that no one notices
27
Why do the Ural mountains run North and South?
They formed when the European and the Asian plates collided
They were formed by hot spots moving under the plates
glaciers collided and formed them
They were a series of volcanoes that have eroded
28
What is an S wave ?
waves travel through the crust, cause the most damage
quiet waves that cause the least amount of damage.
crust waves that cause the least amount of damage
surface waves that cause a tsunami
29
What is pillow lava?
thick , gooey lava with chunks in it.
lava that is ropey and smooth
lava that erupts in a ball
magma that cools and hardens in water
30
What are seismic waves?
waves of joy
waves caused by an earthquakes
waves that travel through the atmoshere
waves of energy caused by breaking rock
31
Mountains can be formed by all of these, except....?
pyroclastic rock is thrown in the air, cools to form volcano
continental plates ae folded, and thrust up
volcanoes formed by subduction
seafloor spreads and magma oozes up to form mountains.
