Quiz about Volcanoes and Earthquakes

Question 1

Which travels fastest, always being the first detected by seismic stations?

Accepted Answer

P waves

Answer

S waves

Question 2

A line of volcanic activity that surrounds the Pacific Ocean basin is the

Accepted Answer

Ring of Fire

Answer

Aleutian Islands

Answer

Hawaiian Islands

Answer

Caribbean Islands

Question 3

Hotspots are better able to form on ____ lithosphere.

Accepted Answer

oceanic

Answer

continental

Question 4

Waves move out through the ground from the ..........

Accepted Answer

focus

Answer

rift

Answer

epicenter

Answer

fault line

Question 5

A subduction zone is formed...

Accepted Answer

when one tectonic plate sinks below another

Answer

at every type of convergent plate boundary

Answer

at every type of divergent plate boundary

Answer

at transform boundaries

Question 6

What do geologists notice about the rocks along the sea floor?

Accepted Answer

They get older as they get farther away from mid ocean ridges

Answer

They get thicker closer to continents

Answer

Density is impossible to measure

Answer

Youngest parts of the crust are along the continents

Question 7

The volcanoes on the Hawaiian Islands form due to which of the following?

Accepted Answer

Hot Spot

Answer

Divergent Boundary

Answer

Subduction Boundary

Answer

Transform Boundary

Question 8

Where are most volcanoes found?

Accepted Answer

Ring of Fire

Answer

Southern Hemisphere

Answer

Mid-Atlantic Ridge

Answer

Hot Spots

Question 9

What is a break in the lithosphere along which movement in an earthquake has first occurred?

Accepted Answer

Fault

Answer

Earthquake

Answer

Epicenter

Answer

Focus

Question 10

Where is the point at which the first movement occurs during an earthquake?

Accepted Answer

Focus

Answer

Epicenter

Answer

Fault

Answer

Plate

Question 11

This image represents a famous feature found in California, that could lead to a future disaster for the people of California?

Accepted Answer

San Andreas Fault

Answer

A volcano

Answer

A ocean trench

Answer

San Antonio Fault

Question 12

The point on Earth's surface directly above the focus of an earthquake

Accepted Answer

Epicenter

Answer

Juan de fuca plate

Answer

Focus

Answer

Seismic wave

Question 13

Which scale measures the intensity of the ground movement?

Accepted Answer

Richter Scale

Answer

Mercalli Scale

Answer

Seismogram Scale

Answer

Bernoulli Scale

Question 14

Why does magma tend to rise to the surface?

Accepted Answer

It is less dense than the surrounding material.

Answer

It has large amounts of silica.

Answer

It contains very little silica.

Answer

It is denser than the surrounding material.

Question 15

What is the "driving force" behind plate tectonics?

Accepted Answer

convection currents in the Earth's mantle

Answer

the cooling of the Earth's crust

Answer

gravitational pull of the moon

Answer

the Earth's magnetic field

Question 16

All of the following islands would be considered a "volcanic island arc" except

Accepted Answer

hawaii

Answer

indonesia

Answer

phillipines

Answer

japan

Question 17

all of the following were evidences presented by Wegener to prove his continental drift hypothesis except

Accepted Answer

seafloor spreading

Answer

continental puzzle

Answer

matching fossils

Answer

ancient climates

Question 18

what was the name given by wegener to the last known supercontinent?

Accepted Answer

pangea

Answer

gondwanaland

Answer

eurasia

Answer

mega africa

Question 19

most earthquakes are caused by

Accepted Answer

stress that builds up along plate boundaries

Answer

meteorite impacts

Answer

fracking

Answer

atomic bomb testing

Question 20

Many earthquakes happen along the borders of...

Accepted Answer

Tetonic Plates

Answer

Countries

Answer

Climate Zones

Answer

None of the above.

Question 21

The magnitude of an Earthquake is......

Accepted Answer

The amount of energy released by the Earthquake

Answer

a fault line

Answer

The amount of damage done by the Earthquake

Question 22

______________ is the amount of damage done to structures by the Earthquake.

Accepted Answer

Intensity

Answer

Probability

Answer

Amplitude

Answer

Seismic Gap

Question 23

The arrival times of S and P waves is used to determine.......

Accepted Answer

distance to epicenter

Answer

where the seismic station is located

Answer

why the Earthquake occurred

Answer

Volcano location

Question 24

A "seismograph" is a

Accepted Answer

an instrument to read seismic waves

Answer

reading of seismic waves

Answer

a record of p waves

Answer

results of an earthquake

Question 25

The first wave of an earthquake is . . . .

Accepted Answer

p wave

Answer

tsunami

Answer

surface wave

Answer

s wave

Question 26

The epicenter of an earthquake shows up where?

Accepted Answer

On the surface of the earth.

Answer

Below the surface of the earth.

Answer

Next to the P Wave.

Answer

At the end of a Surface Wave

Question 27

What is the violent shaking of Earth's crust as built-up energy is released.

Accepted Answer

earthquake

Answer

epicenter

Answer

fault

Answer

focus

Question 28

What do you call melted rock below the Earth's surface?

Accepted Answer

magma

Answer

lava

Answer

fault

Answer

focus

Question 29

What do you call waves of energy sent through Earth's crust when parts of the crust move suddenly?

Accepted Answer

seismic waves

Answer

thermal waves

Answer

energy waves

Answer

magma

Question 30

Where do many earthquakes and volcanoes occur along the Pacific Ocean?

Accepted Answer

along the Ring of Fire

Answer

along the Mid-Atlantic Ridge

Answer

along the Nazca Plate

Answer

near India

Question 31

What do you call melted rock once it hardens on the Earth's surface?

Accepted Answer

lava

Answer

focus

Answer

magma

Answer

seismic waves

Question 32

An earthquake of 3.0 would do this.

Accepted Answer

No damage, just shaking

Answer

Complete destruction

Answer

Some damage

Answer

Earthquakes can't be 3.0

Question 33

An earthquake of 8.5 or higher would do this.

Accepted Answer

Major damage

Answer

No damage

Answer

Minor damage

Answer

Can't be detected

Question 34

Why are earthquakes generally more destructive than volcanoes?

Accepted Answer

the area affected by an earthquake is larger

Answer

they are caused by plate motions

Answer

earthquakes are always accompanied by tsunamis

Answer

they only occur in populated areas

Question 35

What is the most exact way to measure the magnitude of an earthquake?

Accepted Answer

Moment Magnitude

Answer

Mercalli Scale

Answer

Richter Scale

Answer

Triple Beam Balance

Question 36

What is the opening in Earth's crust through which molten rock, gases, and ash erupt?

Accepted Answer

Volcano

Answer

Divergent Boundary

Answer

Magma

Answer

Subduction Boundary

Question 37

What is a smaller earthquake that follows a larger earthquake?

Accepted Answer

Aftershock

Answer

Liquefaction

Answer

Seismic Gap

Answer

Tsunami

Question 38

What is a large ocean wave that results from an underwater earthquake, landslide, or volcanic eruption?

Accepted Answer

Tsunami

Answer

Aftershock

Answer

Liquefaction

Answer

Seismic Gap

Question 39

The earth's ________ is broken up into pieces just like a jigsaw puzzle.

Accepted Answer

Lithosphere

Answer

Inner Core

Answer

Mantle

Answer

Outer Core

Question 40

What is the name of the geologic process when one plate slips underneath another plate?

Accepted Answer

Subduction

Answer

Subway

Answer

Convergence

Answer

Slip

Question 41

Which crust is thicker?

Accepted Answer

Continental Crust

Answer

Oceanic Crust

Question 42

Why does magma rise?

Accepted Answer

it is less dense than the crust

Answer

it is more dense than the crust

Answer

it is equally as dense as the crust

Answer

it is very viscous

Question 43

When two plates are moving away from each other they are called (often forming rifts or valleys)?

Accepted Answer

Divergent Plates

Answer

Convergent Plates

Answer

Transform Boundaries

Answer

Mountain ranges

Question 44

Which boundary presses together?

Accepted Answer

converging boundary

Answer

sliding boundary

Answer

diverging boundary

Answer

transform boundary

Question 45

The difference between magma and lava is _____

Accepted Answer

where it is found (above or below the surface)

Answer

how hot the molten rock is (lava is hotter than magma)

Answer

the type of boundary where it forms

Answer

the viscosity of the molten rock (lava has a lower viscosity)

Question 46

What do geologists call a volcano that is not likely to erupt ever again

Accepted Answer

extinct

Answer

dormant

Answer

sleeping

Answer

active

Question 47

magma is molten material from the mantle that has reached Earth's surface

Accepted Answer

false

Answer

true

Question 48

Not all volcanoes form along plate boundaries

Accepted Answer

true

Answer

false

Question 49

The Modified Mercalli scale rates the amount of damage from an earthquake

Accepted Answer

true

Answer

false

Question 50

Earthquakes are caused by the forces of mountain movement

Accepted Answer

false

Answer

true

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