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Science > Volcanoes, Earthquakes, Mountain Ranges > Flashcards

Volcanoes, Earthquakes, Mountain Ranges Flashcards

1
Q

What is the outermost layer of the Earth?

A

CRUST

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2
Q

The crust and upper mantle make up Earth’s _______?

A

LITHOSPHERE

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3
Q

Which statement about the Earth’s crusts is CORRECT?

A. Continental and oceanic crusts have the same weight.
B. Continental crust is heavier than oceanic crust.
C. Continental crust is thicker than oceanic crust. Volcanoes, Earthquakes,
and Mountain Ranges!
D. Oceanic crust is thicker than continental crust.

A

C. CONTINENTAL CRUST IS THICKER THAN OCEANIC CRUST. VOLCANOES, EARTHQUAKES AND MOUNTAIN RANGES.

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4
Q

What do we call the continuously moving part of the earth’s crust?

A

PLATE

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5
Q

Which theory states that the entire crust is broken and is continuously moving?

A

PLATE TECTONICS

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6
Q

Which of the following is NOT a result of Plate Tectonics?
A. earthquake
B. fault lines
C. landslides
D. mountains

A

C. LANDSLIDES

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7
Q

This earthquake type happens when the shifting of Earth’s plates is driven by the
sudden release of energy within some limited region of the rocks of Earth.

A

TECTONIC

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8
Q

How are tsunamis created?

A. A submarine earthquake causes a huge amount of water to be displaced. B. Differences in temperature cause hot seawater to rise.
C. The gravitational pull of the moon causes the ocean water to rise.
D. Topography underwater causes disturbances in the oceans’ current.

A

A. A SUBMARINE EARTHQUAKE CAUSES A HUGE AMOUNT OF WATER TO BE DISPLACED

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9
Q

A landmass that projects well above its surroundings is a mountain. What do you
call a chain of mountains?

A

MOUNTAIN RANGE

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10
Q

It is the location on the Earth’s surface directly above the focus of an earthquake.

A

EPICENTER

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11
Q

Plates float on the surface of the mantle. Which plate pushes the Philippine Plate toward the Eurasian Plate?

A

PACIFIC PLATE

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12
Q

If an earthquake begins while you are in a building, the safest thing for you to do is _____________

A. call home
B. duck near a wall
C. get under the strongest table, chair, or other pieces of furniture
D. lie flat on the floor and cover your head with your hands

A

C. GET UNDER THE STRONGEST TABLE, CHAIR, OR OTHER PIECES OF FURNITURE

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13
Q

Why is it important to be aware of places prone to earthquakes?

A. to identify what crop must be stored
B. to identify when to evacuate
C. to locate where to stay best
D. to perform necessary precautions

A

D. TO PERFORM NECESSARY PRECAUTIONS

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14
Q

Which statement does best describe the location of the majority of earthquake
epicenters relative to the location of volcanoes around the world?

A. They are far adjacent.
B. They are always 3 kilometers away from each other.
C. They are situated at the same location. D. They are not necessarily relevant.

A

C. THEY ARE SITUATED AT THE SAME LOCATION

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15
Q
  1. How will you relate the distributions of mountain ranges, earthquake epicenters, and volcanoes?

A. Mountain ranges are found in places between where volcanoes and earthquake epicenters are also situated.
B. Mountain ranges are found in places where volcanoes and/or earthquake
epicenters are also situated.
C. Mountain ranges are found only in places where earthquake epicenters
are situated.
D. Mountain ranges are found only in places where volcanoes are situated.

A

B. MOUNTAIN RANGES ARE FOUND IN PLACES WHERE VOLCANOES AND/OR EARTHQUAKE EPICENTERS ARE ALSO SITUATED

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16
Q

A volcano with accounts of eruption documented within 10,000 years

A

ACTIVE VOLCANO

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17
Q

A vibration of Earth due to the rapid release of energy

A

EARTHQUAKE

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18
Q

A big body of land on the globe.

A

CONTINENT

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19
Q

The location on the Earth’s surface directly above the focus of an earthquake

A

EPICENTER

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20
Q

The exact site of the origin of an earthquake, below the epicenter

A

FOCUS

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21
Q

The liquid rock below the Earth’s surface

A

MAGMA

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22
Q

A landmass that projects well above its surroundings, higher than a hill

A

MOUNTAIN

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23
Q

A chain of mountains

A

MOUNTAIN RANGES

24
Q

Earthquake waves.

A

SEISMIC WAVES

25
Q

The first type of seismic wave to be recorded in a seismic station, these compression waves are the fastest and travel through solids, liquids, and gases

A

PRIMARY WAVES

26
Q

The second type of earthquake wave to be recorded in a seismic station; these shearing waves are stronger than P-waves, but only move through solids

A

SECONDARY WAVES

27
Q

The graphical record of an earthquake

A

SEISMOGRAM

28
Q

A measuring instrument for detecting and measuring the intensity and direction and duration
of movements of an earthquake

A

SEISMOGRAPH

29
Q

A Japanese term for “big wave in the port;” generated during undersea quakes

A

TSUNAMI

30
Q

A mountain or hill, typically conical, having a crater or vent through which lava, rock fragments, hot vapor and gas is being or have been erupted from the earth’s crust

A

VOLCANO

31
Q

7 major TECTONIC PLATES

A
  1. PACIFIC PLATE
  2. EURASIAN PLATE
  3. NORTH AMERICAN PLATE
  4. SOUTH AMERICAN PLATE
  5. AFRICAN PLATE
  6. ANTARCTIC PLATE
  7. INDIAN PLATE
32
Q

Which ocean has the ring of volcanoes around it?

A

PACIFIC OCEAN

33
Q

Which famous Philippine volcano is usually seen in world maps due to its violent eruption in 1991?

A

Mount Pinatubo

34
Q

All of these plates are in the Pacific Ring of Fire, EXCEPT

A. Cocos
B. Eurasian
C. Nazca
D. North American

A

D. NORTH AMERICAN

35
Q

All of these have volcano or earthquake activity EXCEPT
A. Australia
B. Japan
C. Mexico
D. Philippines

A

A. AUSTRALIA

36
Q

How do you describe the location of earthquake epicenters, active volcanoes, and moving plates in the Pacific Ring of Fire?

A. They are all over the place.
B. They are concentrated in one area.
C. They are situated in the same location.
D. They are strategically plotted in clusters.

A

C. THEY ARE SITUATED IN THE SAME LOCATION

37
Q

Which of these phrases is FALSE about lithospheric plates?

A. have the same thickness everywhere
B. include the crust and upper mantle
C. thickest in the mountain regions
D. vary in thickness

A

A. have the same thickness everywhere

38
Q

Which is NOT TRUE about the location of the epicenter of earthquakes?

A. Some are located along the edges of the continents.
B. Some are located in mid-continents.
C. Some are located in North Asia.
D. Some are located in oceans

A

B. Some are located in mid-continents

39
Q

Where are most volcanoes situated?

A. along fault lines
B. concentrated on continental edges
C. near mountain ranges
D. under the oceanic crust

A

B. Concentrated on continental edges

40
Q

Based on geological hazard maps, what is the safest place in the country due to its very low risk in geologic disasters?

A. Batanes
B. Isabela
C. Palawan
D. Romblon

A

C. Palawan

41
Q

Regions high risk of earthquakes:

A

1, 2, 3, 11

42
Q

Regions with high risk of landslides

A

1, 3, 5, 7, 8, 12

43
Q

Regions with high risk of volcanic eruption

A

Region 5 and ARRM

44
Q

Regions with high risk of tsunamis

A

1, 3, 4, 5, 6

45
Q

It is a region where all the four risks are present.

Region 2
Region 3
Region 4
None

A

D.

46
Q

It is the safest place in the country due to its very low risk in geologic disasters.

A

Palawan

47
Q

What is the common precursor (something that happened or existed before another event) of the natural disasters?

A

Earthquake

48
Q

Which region is prone to earthquakes but not to volcanic eruption?

A

Cagayan valley

49
Q

In which province should people refrain from building high rise houses?

A

Benguet

50
Q

Which theory states that the entire crust is broken and is continuously moving?

a. Continental Drift

c. Seafloor Spreading

b. Plate Tectonics

d. Titanic Theory

A

B

51
Q

Which of these phrases is FALSE about lithospheric plates?

a. have the same thickness everywhere

b. include the crust and upper mantle

c. thickest in the mountain regions

d. vary in thickness

A

A

52
Q

land mass that projects well above its surroundings is a mountain. What do you call a chain of mountains?

a. mountain arc

c. mountain range

b. mountain chain

d. mountainous

A

C

53
Q

Plates float on the surface of the mantle. Which plate pushes the Philippine Plate toward the Eurasian Plate?

a. Cocos Plate

c. Nazca Plate

b. Indo-Australian Plate

d. Pacific Plate

A

D

54
Q

Which is NOT TRUE about the location of the epicenter of earthquakes?

a. Some are located along the edges of the continents.

b. Some are located in mid-continents.

c. Some are located in North Asia.

d. Some are located in oceans.

A

B

55
Q

Why is it important to be aware of places prone to earthquakes?

a. to identify what crop must be stored

b. to identify when to evacuate

c. to locate where to stay best

d. to perform necessary precautions

A

D

56
Q

What do you think is the basis of scientists in dividing Earth’s lithosphere into several plates?

a. brightness of stars and formation of constellations in the sky

b. cycle of high and low tides during full moon

c. occurrence of earthquake, volcanism and mountain formation

d. the uneven distribution of heat in

A

C

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