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EES ch. 17-20 > Ch 17-20 Study guide > Flashcards

Ch 17-20 Study guide Flashcards

1
Q

Mount St Helen is an example of a ________ volcano.

a. cinder-cone
b. shield
c. composite
d. dormant

A

c. composite

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2
Q

Lava erupts through an opoening in the volcano called a ________.

a. tube
b. vent
c. silo
d. crater

A

b. vent

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3
Q 
the largest plutons are called what?
a.  batholiths
b.  sills
c  dikes
d.  laccoliths
A

a. batholiths

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4
Q

Which of the following is Not a type of plate boundary?

a. convergent
b. divergent
c. oceanic
d. transform

A

c. oceanic

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5
Q

________ is a device that can detect small changes in magnetic fields

a. sonar
b. magnetometer
c. topography
d. waves

A

b. magnetometer

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6
Q

which of the following is NOT a type of volcano?

a. slope
b. composite
c. shield
d. cinder-cone

A

a. slope

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7
Q

________ is the rock fragments thrown into the air during a volcanic eruption.

a. lava
b. magma
c. tephra
d. ash

A

c. tephra

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8
Q 
\_\_\_\_\_\_\_ magma has the greatest explosiveness,
a.  basaltic
b.  andesitic
c.  rhyolitic
d  none of the above
A

c. rhyolitic

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9
Q

the first person to suggest the continents were all one large land mass was ?

a. Wegener
b. Suess
c. Mendel
d. Ortelius

A

d. Ortelius

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10
Q

the “supercontinent” is also known as?

a. Pangea
b. Gondwanaland
c. Greenland
d. Austria

A

a. Pangea

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11
Q

a large ocean wave generated by vertical motions on the seafloor is called _________

A

tsunami

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12
Q 
earthquake intensity is related to?
a.  earthquake length
b.  earthquake site
c.  earthquake magnitude
d,  none of the above
A

c. earthquake magnitude

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13
Q

the __________ is based on the size of the largest seismic wave

A

richter scale

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14
Q 
The San Andreas fault is an example of this type of fault
a.  reverse
b,  normal
c.  strike slip
d.  forward
A

c. strike slip

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15
Q

All mountain ranges are form by a process called

A

ogogeny

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16
Q

The tectonic history of the Appalachian Mountains began when?

A

700 to 800 million years ago

17
Q

Which of the following is NOT an example of a fault block mountain?

a. Grand Teton Mountain
b. Basin Mountain
c. Adirondack mountain

A

c. Adirondack mountain

18
Q

The crust and mantle are in ________________ when the force of gravity on the mass of crust involved is based by the upward force of buoyancy.

a. balance
b. equilibrium
c. opposition

A

b. equilibrium

19
Q

It takes _______ seismic station readings to locate the earthquakes epicenter

A

3

20
Q

The study of earthquake waves is called?

A

Seismology

EES ch. 17-20 (1 decks)

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