Rocks and Volcanoes

Question 1

Rocks formed in the earth’s surface

Answer 1

Extrusive Rocks

Question 2

Rocks formed in the earth’s interior and takes millions of years to be formed

Answer 2

Intrusive Rocks

Question 3

First bases on identifying if a landmark is a mountain or volcano

Answer 3

Types of rocks in surrounding

Question 4

Rocks that has bigger and visible minerals

Answer 4

Intrusive

Question 5

Rocks that has fine minerals

Answer 5

Extrusive

Question 6

Type of tectonic movement that is moving away

Answer 6

Divergent

Question 7

Type of tectonic movement that moves towards each other

Answer 7

Convergent

Question 8

Tectonic movement that forms mountains

Answer 8

Convergent

Question 9

Tectonic movement that moves parallel to each other

Answer 9

Transform

Question 10

an opening of the crust,
which allows hot magma, volcanic ash,
and gasses to escape.

Answer 10

Volcano

Question 11

This is the mouth of the volcano which
surrounds the vent.

Answer 11

crater

Question 12

This is formed above the volcano from the force of the volcanic explosion. The ash can drift in the sky and fall back to earth.

Answer 12

Volcanic ash

Question 13

Another vent through which the magma and other rocks and gasses can flow out.

Answer 13

Secondary vent

Question 14

A pool/storage of magma beneath the volcano.

Answer 14

Magma chamber

Question 15

The primary opening of the volcano through which the magma and other rocks and gasses flow out.

Answer 15

Main vent

Question 16

These are the hot lava that flows down the sides of the volcano.

Answer 16

Lava flow

Question 17

These are distinctive layers within Earth’s crust.

Answer 17

Layers of rocks

Question 18

The underground passage through which the magma flows from the chamber towards the vent.

Answer 18

Conduit

Question 19

Natural phenomenon that happens through plate movements that allows the magma to find its way to the earth’s movement

Answer 19

Volcanism

Question 20

Type of convergent movement that volcanism doesn’t happen

Answer 20

Continental-continental

Question 21

Forms through its own secretion

Answer 21

Volcano

Question 22

Kind of energy that uses the steam off of the earth’s underground

Answer 22

Geothermal energy

Question 23

Eruptions that are explosive

Answer 23

Explosive erruptions

Question 24

Flowing eruptions/ chill eruptions

Answer 24

Effusive eruptions

Question 25

how sticky the magma is; ability/resistance of the magma to flow

Answer 25

viscosity

Question 26

What does nature always trying to achieve

Answer 26

equilibrium

Question 27

what does explosions neutralize?

Answer 27

Pressure

Question 28

More viscosity means?

Answer 28

higher/stronger explosions

Question 29

determinant of the type of eruption

Answer 29

viscosity

Question 30

volcanoes that have a recent history of eruptions; they are likely to erupt again.

Answer 30

active volcanoes

Question 31

volcanoes that have not erupted for a very long time but may erupt at a future time.

Answer 31

dormant volcanoes

Question 32

volcanoes that are not expected to erupt in the future.

Answer 32

extinct volcanoes

Question 33

higher temperature=

Answer 33

less viscosity

Question 34

lower temperature=

Answer 34

more viscosity

Question 35

magma that is the least viscos

Answer 35

basaltic/mafic

Question 36

magma that is has the greatest viscosity

Answer 36

rhyolitic/ felsic

Question 37

magma that has intermediate viscosity

Answer 37

andesitic

Question 38

volcano component that affects the viscosity interms of composition?

Answer 38

silica content

Question 39

higher silica content=

Answer 39

more viscos

Question 40

higher gas content=

Answer 40

less viscos

Question 41

low gass content=

Answer 41

more viscos

Question 42

rocks that cools quickly on the earth's surface

Answer 42

extrusive rocks

Question 43

magma that solidified inside the volcanoes' interior

Answer 43

plutonic rocks

Question 44

Volcano that is Made of pyroclastic material that as it piles up, it forms a mountain with steep slopes

Answer 44

cinder cones/scoria

Question 45

volcanoes that are small and most erupt for only a short time

Answer 45

scoria/cinder cones

Question 46

one example of a cinder cone volcano her in ph

Answer 46

smith volcano

Question 47

The most majestic of the volcanoes are composite volcanoes, also known as stratovolcanoes

Answer 47

Composite volcano

Question 48

This volcano is tall, symmetrically shaped, with steep sides.

Answer 48

composite volcano

Question 49

They are built of alternating layers of lava flows, volcanic ash, and cinders

Answer 49

composite volcano

Question 50

The ph example of a composite volcano

Answer 50

Mt. Mayon

Question 51

This volcanic type is produced by the accumulation of fluid basaltic lavas and exhibit the shape of a broad, slightly domed structure that resembles a warrior’s shield.

Answer 51

Sheild volcano

Question 52

an island in hawaii that is an example of a shield volcano

Answer 52

mauna kea

Question 53

- layers of solidified lava Flow

Answer 53

basalt

Question 54

where magma rises.

Answer 54

basaltic fissures

Question 55

used to monitor a volcano. continuously measures the tilt of the ground surface

Answer 55

tiltmeter

Question 56

used to measure pollution from power plant smokestacks.

Answer 56

correlation spectrometer

Question 57

a technology that generates radio waves, reflects them from an object, and detects the reflected waves to determine where the object is located in space.

Answer 57

radar mapping intrument

Question 58

Deep within the Earth is so hot that some rocks slowly melt and become a thick flowing substance called

Answer 58

magma

Question 59

melt parts of the mantle and cause magma to rise and erupt as lava on the ocean floor, creating volcanoes like those on the Hawaiian Islands.

Answer 59

hotspots

Question 60

a type of eruption that involves the outpouring of basaltic magma that is relatively low in viscosity and in gas content.

Answer 60

effusive eruption

Question 61

-involves magma that is more viscous and has higher gas content.

Answer 61

explosive eruptions

Question 62

type of eruption that is characterized by effusions of molten basaltic lava that flow from long, parallel fissures.

Answer 62

Icelandic

Question 63

type of eruption that is characterized by fluid lava flows from volcano’s summit and radial fissures to form shield volcanoes, which are quite large and have gentle slopes

Answer 63

hawaiian

Question 64

Type of eruption that involve moderate bursts of expanding gasses that eject clots of incandescent lava in cyclical or nearly continuous small eruptions

Answer 64

strombolian eruption

Question 65

type of eruption that generally involves moderate explosions of gas laden with volcanic ash. This mixture forms dark, turbulent eruption clouds that rapidly ascend and expand in convoluted shapes.

Answer 65

vulcanian

Question 66

Type of eruption that is associated with explosive outburst that generate pyroclastic flows, dense mixtures of hot volcanic fragments and gas and is extremely destructive.

Answer 66

pelean eruptions

Question 67

Type of eruption that is an intensely violent kind of volcanic eruption. In this type of eruption, gasses boiling out of gas-rich magma generate enormous and nearly continuous jetting blasts that core out the magma conduit and rip it apart

Answer 67

plinian

Question 68

hot, broken fragments.

Answer 68

pyroclasts

Question 69

are somewhat larger pyroclasts that range in size from small beads to walnuts.

Answer 69

lapilli

Question 70

are angular fragments that were solid when ejected.

Answer 70

blocks

Question 71

have an aerodynamic shape indicating they were liquid when ejected.

Answer 71

bombs

Question 72

consist mostly of gas bubbles (vesicles) result in a low density highly vesicular rock fragment called pumice.

Answer 72

bombs and lapilli

Question 73

a low density highly vesicular rock fragment

Answer 73

pumice

Question 74

mixture of volcanic debris and water.

Answer 74

lahar

Question 75

These are the types of lava flows that takes its name from Hawaii

Answer 75

Aa and pahoehoe

Question 76

is describe with rough surfaces, with jagged blocks, sharp edges, and spiny projections.

Answer 76

Aa

Question 77

has a smooth surface which looks like a twisted braids of ropes and are more fluid than aa flows

Answer 77

pahoehoe

Question 78

which consist of hot gases infused with incandescent ash and larger lava fragments. Also referred to as nuée ardentes (glowing avalanches)

Answer 78

pyroclastic flows

Question 79

consists oof the 70% of the gas extruded during an eruption

Answer 79

water vapor

Question 80

type of pyroclastic material that is found in the ocean

Answer 80

pillow rocks

Question 81

roop like pyroclast

Answer 81

pahoehoe

Question 82

block like pyroclast

Answer 82

Aa

Question 83

rock like pyroclast

Answer 83

blocks

Question 84

product of magma solidifying

Answer 84

igneous rocks

Question 85

product of weather and erosion

Answer 85

sedimentary rocks

Question 86

older than the other platonic rocks

Answer 86

xenolith

Question 87

platonic rocks that are larger than 100 square kilometers

Answer 87

batholite

Question 88

horizontal platonic rocks

Answer 88

sill

Question 89

vertical platonic rocks

Answer 89

dyke

Question 90

shape like a shield volcano platonic rock

Answer 90

laccolith

Question 91

platonic rock that is shape like an upside-down sheild volcano

Answer 91

lapolith

Question 92

type of magma in the composite volcanoes

Answer 92

andesite magma

Question 93

volcano that is formed by alternate layers of ash and lava

Answer 93

strato volcano/composite

Question 94

what type of magma is found in cinder volcanoes

Answer 94

basaltic

Question 95

steepest volcano

Answer 95

cinder volcano

Question 96

type of magma found in shield volcano

Answer 96

basaltic

Question 97

Type of magma found in lava domes

Answer 97

rhyolitic and phylsic magma

Question 98

steam plants take high-pressure hot water from deep inside the earth and convert it to steam that drives generator turbines.

Answer 98

flash steam plants

Question 99

Geysers are the main source. As steam from the reservoir shoots out, it is used to drive a turbine, after sending the steam through a rock-catcher

Answer 99

dry steam plants

Question 100

The geothermal water is passed through a heat exchanger where its heat is transferred to a secondary liquid, isobutene, isopentane or ammonia- water mixture present in an adjacent, separate pipe

Answer 100

Binary power plant

Question 101

double-liquid heat exchanger system

Answer 101

binary power plant