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Science > Eq > Flashcards

Eq Flashcards

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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

A

Divergent

19
Q

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

A

Convergent

20
Q

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

A

Transform I

21
Q

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

A

Subduction

22
Q

Anticline looks like …

A

n

23
Q

Syncline look like….

A

u

24
Q

Three kinds of mountains

A

Fold
Fault block
Dome

25
Q

Mountains formed primarily by folding are called

A

Fold mountains

26
Q

Tension all stress leads to what kind of mountain

A

Fault block

27
Q

Most mountains are formed where on earth?

A

Plate boundaries

28
Q

Describe what happens with an oceanic plate and an continental plate

A

The more dense oceanic subducts underneath the continental plate

29
Q

Where do mountains form away from plate boundaries?

A

Hotspots

30
Q

Where do earthquakes occur most often?

A

Plate tectonics

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