Eq Flashcards

(30 cards)

1
Q

The ______ scale is used to measure the magnitude if an earthquake…

A

Richter

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2
Q

The ______ scale is used to measure the intensity of an earthquake…

A

Mericalli

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3
Q

What are the 3 types of seismic waves?

A
  1. ) primary waves
  2. ) Secondary waves
  3. ) Love waves
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4
Q

Slowest traveling wave?

A

Love waves

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5
Q

Wave that can’t travel through a liquid?

A

Secondary waves

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6
Q

Most damaging wave?

A

Love waves

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7
Q

Wave that can travel through a liquid and a solid?

A

Primary waves

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8
Q

Method to finding the epicenter of an earthquake?

A

Seismogram

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9
Q

Types of plate boundaries that cause volcanic formation?

A

Convergent

Divergent

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10
Q

What are 3 types of volcanoes we’ve discussed in class?

A

Shield
Cinder
Composite

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11
Q

The _____ volcano is short, wide and is created by quiet eruptions

A

Shield

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12
Q

The____ volcano is tall, wide, and can be created by quiet and explosive eruptions.

A

Composite

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13
Q

The _____ volcano is tall, narrow, and is created by explosive eruptions.

A

Cinder

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14
Q

What are two types of plates on earth??

A

Oceanic and continental

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15
Q

Which plate is more dense?

A

Oceanic

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16
Q

What is the driving force that caused plates to move?

A

Convection, it causes a unequal distribution of heat

17
Q

Three types of boundaries?

A

Convergent
Divergent
Transform

18
Q

When two plates are moving away from each other, it’s called

19
Q

When two plates are moving towards eachother, it’s called

20
Q

When two plates are sliding plast eachother, it’s called

21
Q

At a convergent plate, when one boundary is slipping underneath the other plate it’s called

22
Q

Anticline looks like …

23
Q

Syncline look like….

24
Q

Three kinds of mountains

A

Fold
Fault block
Dome

25
Mountains formed primarily by folding are called
Fold mountains
26
Tension all stress leads to what kind of mountain
Fault block
27
Most mountains are formed where on earth?
Plate boundaries
28
Describe what happens with an oceanic plate and an continental plate
The more dense oceanic subducts underneath the continental plate
29
Where do mountains form away from plate boundaries?
Hotspots
30
Where do earthquakes occur most often?
Plate tectonics