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Earthquakes & Volcanic Eruptions

Total questions: 79

Worksheet time: 26mins

Name
Class
Date
1.
Which of the following should NOT be done during an earthquake when you are inside a building?
a)
Rush to the door and get inside an elevator.
b)
Be aware of the possibility of open electrical lines.
c)
Seek shelter in a doorway or take cover under a heavy table or desk.
d)
Open the window and leave the building immediately when you smell gas.
2.
Which precautionary measures should be done before an earthquake?
a)
Prepare an emergency survival kit.
b)
Cover your nose with a damp cloth.
c)
Do not cross bridges if you are driving.
d)
Check yourself and every family for injury.
3.
How should you behave during an earthquake?
a)
Keep calm.
b)
Rush to an overcrowded exit.
c)
Practice an earthquake drill.
d)
Fasten all heavy appliances.
4.
Which safety precautions should be done before an earthquake?
a)
Participate in earthquake drills.
b)
Turn on the radio for the latest updates.
c)
Stay away from broken electrical wires.
d)
Check yourself and members of the family for injuries.
5.
Which is the best thing to do before a volcanic eruption occurs?
a)
Avoid contact with the ash.
b)
Wear goggles to protect your eyes.
c)
Keep important documents in a safe place.
d)
Cover your nose with a wet and clean cloth.
6.
Which one is NOT a safety precaution during volcanic eruptions?
a)
Get on your roof to remove ash.
b)
Avoid crossing bridges and rivers.
c)
Follow evacuation orders from authorities.
d)
Protect yourself from falling ash, if outside.
7.
What will you do after a volcanic eruption?
a)
Prepare a first aid kit.
b)
Stay from volcanic ash fall areas.
c)
Store enough food and drinking water.
d)
Make the necessary repairs and clean your roof.
8.
Which of the following is not a safety precaution during a volcanic eruption?
a)
Avoid low lying areas.
b)
Stay outside of your home.
c)
Cover your head for protection.
d)
Wear long-sleeved shirts and long pants.
9.
Which precautionary measures should be done before an earthquake?
a)
Cover your nose with a wet cloth.
b)
Prepare an emergency survival kit.
c)
Do not cross bridges if you are driving.
d)
Check yourself and members of the family for injury.
10.
Which of these activities does NOT show a safety precaution before an earthquake?
a)
Drop, cover, and hold.
b)
Have an emergency plan.
c)
Prepare an emergency survival kit.
d)
Familiarize the danger in your area.
11.
Which of these activities must be done during an earthquake?
a)
Get an elevator.
b)
Stay away from glass and windows.
c)
Take time to read about what you can do to prepare.
d)
Make sure you have a fire extinguisher and survival kit.
12.
Why is it important to know what to do before, during, and after earthquakes?
a)
To protect our houses.
b)
To prevent earthquakes from occurring.
c)
To minimize damages on our appliances.
d)
To reduce fear, anxiety, and losses of lives.
13.
During an earthquake I will get panic, run, push others, and shout.
a)
yes
b)
no
c)
depends on the situation
d)
maybe
14.
What region in the Earth where Philippines is located which is home to almost 75% of the world’s active volcanoes?
a)
Pacific Circle of Volcano
b)
Pacific Ring of Volcano
c)
Pacific Ring of Fire
d)
Pacific Circle of Fire
15.
In case you are inside your house, what will you do during a volcanic eruption?
a)
Do not use masks.
b)
Prepare an emergency plan.
c)
Leave your doors and windows open.
d)
Wear a mask and close all windows and doors.
16.

Magma becomes lava when it reaches a volcano's ______.

a)

Vent

b)

Crater

c)

Chamber

d)

Mantle

17.

Is the process by which an ocean floor sinks beneath an ocean trench and into the mantle.

a)

Subduction

b)

Hot spot

c)

Caldera

d)

Volcanism

18.

A ______ is a duct connecting the magma chamber and the outside of the volcano.

a)

Vent

b)

Crater

c)

Lava flow

d)

Volcanic cone

19.

An opening on the Earth's crust through which hot molten rock flows out from deep inside the Earth.

a)

Volcano

b)

Fault line

c)

Fold

d)

Crater

20.

A volcano that had its last eruption more than 10,000 years ago.

a)

Extinct Volcano

b)

Sleeping Volcano

c)

Active Volcano

d)

Quiet Volcano

21.

Takes place when the gas bubbles within magma are gently dissipated to the surface, causing the magma to flow very easily.

a)

Quiet eruptions

b)

Explosive eruptions

c)

Pahoehoe

d)

A's

22.

It happens when think and viscous lava clogs the vent, preventing gases from escaping, causing pressure to build up.

a)

Quiet explosions

b)

Explosive explosions

c)

Pyroclastic flow

d)

Lahar

23.

It forms when rain falls and dilutes the pyroclastic lava.

a)

Pyroclastic flow

b)

Lahar

c)

Lava

d)

Bombs

24.

In what year did Mount Pinatubo in Zambales erupted violently, causing the death of many people.

a)

June 1991

b)

June 1919

c)

July 1991

d)

July 1919

25.

Duck, cover, and hold.

a)

Before

b)

During

c)

After

26.

Move away from glass windows, bookshelves, and cabinets.

a)

Before

b)

During

c)

After

27.

Check for injuries.

a)

Before

b)

During

c)

After

28.

Check for structural damage.

a)

Before

b)

During

c)

After

29.

Prepare an emergency kit.

a)

Before

b)

During

c)

After

30.

Make a plan.

a)

Before

b)

During

c)

After

31.

Stay away from damaged places or structures.

a)

Before

b)

During

c)

After

32.

Stay away from buildings, streetlights, and power posts.

a)

Before

b)

During

c)

After

33.

The measure of the energy released by an earthquake is called Intensity.

a)

True

b)

False

34.

When magma flows out of a volcano, it is called (a)   .

35.

Mr. Lee is heading home. He is smoothly driving his car when suddenly an earthquake occurred. What should he do?

a)

Mr. Lee should continue driving his car until he reach home.

b)

Mr. Lee should stop and come out of his car to seek shelter under a tree.

c)

Mr. Lee should pull the vehicle on the side of the road and stay inside.

d)

Mr. Lee should perform the "Drop, Cover and Hold" drill.

36.

What causes a volcanic eruption?

a)

Strong winds

b)

Earth's rotation

c)

Escape of magma from deep below the Earth's surface

d)

Moon phases

37.

Classify the effect of earthquake and volcanic eruption shown in the picture.

a)

DEFORMATION

b)

TSUNAMI

c)

LANDSLIDE

38.

It is also referred to as the Circum-Pacific Belt. It is a path along the Pacific Ocean characterized by active volcanoes and frequent earthquakes.

a)

PACIFIC RING OF FIRE

b)

VOLCANIC ERUPTION

c)

FLASHFLOOD

39.

This is the

agency that monitors seismic and volcanic activity.

a)

NASA

b)

PHILVOLCS

c)

DEPED

40.

This is the sudden shaking of the ground caused

by the movement of the earth’s crustal plates.

a)

LIQUEFACTION

b)

DEFORMATION

c)

EARTHQUAKE

41.

This is extremely hot liquid and semi-liquid rock located under Earth's surface.

a)

LAVA

b)

ROCK

c)

MAGMA

42.

The best way to prevent injuries during an earthquake is to be prepared and know what to do before, during and after the earthquake.

a)

TRUE

b)

FALSE

43.

There are usually warning signs before an earthquake occurs.

a)

TRUE

b)

FALSE

44.

The best way to prevent injuries during an earthquake is to be prepared and know what to do before, during and after the earthquake.

a)

TRUE

b)

FALSE

45.

Aftershocks cannot cause any damage.

a)

True

b)

False

46.

In case there is an earthquake, where should you evacuate if you are near a large body of water?

a)

the closest shelter

b)

your car

c)

the nearest tall tree

d)

higher ground

47.
What energy can be tapped from a volcano?
a)
hydrothermal energy
b)
solar energy
c)
geothermal energy
d)
nuclear energy
48.

What is a dormant volcano?

a)

molten rock

b)

the center of a volcano

c)

will never erupt again

d)

a volcano that is sleeping, but could erupt agian

49.
What are scientists that study volcanoes called?
a)
doctor
b)
vet
c)
volcanologist
d)
volcano scientist
50.

2. What should you do AFTER an earthquake or volcanic eruption?

a)

Throw a party to celebrate the event

b)

Open all windows and let fresh air in

c)

Inspect and repair damaged electrical wiring

d)

Immediately return to your normal routine

51.

  1. 3. What should you do BEFORE an earthquake or volcanic eruption?

a)

Ignore any warnings or safety measures

b)

Stay indoors and secure heavy furniture

c)

Go outside and watch the event

d)

Close all windows and turn off the lights

52.

8. What should you do to prepare for an earthquake or volcanic eruption?

a)

Develop an emergency plan with your family

b)

Stand near windows and doors

c)

Ignore anyway

d)

Go near an earthquake zone or near an erupting volcano

53.

12. What are the primary causes of earthquakes and volcanic eruptions?

a)

Weather patterns and atmospheric conditions

b)

Human activities and pollution

c)

Tectonic plate movement and pressure build-up

d)

Solar flares and celestial events

54.

14. How can earthquakes and volcanic eruptions impact human settlements?

a)

By increasing agricultural productivity

b)

By creating new sources of freshwater

c)

By improving transportation networks

d)

By causing the destruction of buildings and infrastructure

55.
The huge pieces of the earth's crust are called ____________________________. 
a)
crust
b)
plates
c)
directions
d)
seismos
56.
The epicenter of an earthquake is
a)
The point below the surface where rock begins to break and the first motion occurs
b)
The seismic station closest to the earthquake
c)
The place where the greatest damage occurs
d)
The point on the surface directly above the focus
57.
An instrument that detects and measures earthquakes is a 
a)
seismogram
b)
focus seismic map
c)
focus
d)
seismograph 
58.

Which of the following is NOT a cause of an earthquake?

a)

Collapse of Cavern

b)

Eruption of Volcano

c)

Lightning Strikes

d)

Moving Tectonic Plates

59.
Where is the point at which the first movement occurs during an earthquake?
a)
Epicenter
b)
Focus
c)
Fault
d)
Plate
60.
Earthquakes under the water can cause _________________________________.
a)
tornadoes
b)
tsunamis
c)
lightening
d)
hailstorms
61.

The focus of an earthquake is

a)

The point (below Earth's surface) where rock breaks

b)

The closest seismic station

c)

The place where the greatest damage occurs

d)

A fault

62.

An _________ is a natural phenomenon when the Earth’s surface suddenly shakes or trembles.

a)

fault

b)

earthquake

c)

plate

63.

It is the point of origin of an earthquake found above the focus on Earth’s surface.

a)

hypocenter

b)

epicenter

c)

center

64.

It is the study of earthquakes.

a)

Meteorology

b)

Geology

c)

Seismology

65.

It is the measure of the effect of the strength of an earthquake.

a)

magnitude

b)

intensity

c)

force

66.

A __________ is an earthquake caused by the movement of the crustal and tectonic plates.

a)

collapse earthquake

b)

volcanic earthquake

c)

tectonic earthquake

67.

It is the reason why the Philippines experience a lot of tectonic and volcanic earthquakes.

a)

The Philippines lies within the Pacific Ring of Fire

b)

The weather in the Philippines is always hot.

68.

PAGASA monitors earthquakes in the Philippines.

a)

True

b)

False

69.

What to do Before an Earthquake?

a)

Go outside and play.

b)

Go to the shopping malls and buy medicines.

c)

Make an evacuation plan and perform earthquake drills.

d)

Don't use elevator.

70.

What to do After an Earthquake?

a)

Stay away from glass window, shelves, and heavy objects.

b)

Hold fire and earthquake drills.

c)

Apply first aid in case there are injuries.

d)

Prepare your survival kit.

71.

If you smell gas, what should you do?

a)

You should open the windows and doors and leave immediately.

b)

You should report it to the authorities.

c)

You should leave the windows closed and stay indoor.

d)

You don't have to do anything.

72.

What are the two types of earthquakes?

a)

tectonic and plate

b)

volcanic and epicenter

c)

magnitude and intensity

d)

volcanic and tectonic

73.

Refers to the amount of energy released by an earthquake from its focus.

a)

intensity

b)

fault

c)

magnitude

d)

epicenter

74.

The scale used to measure magnitude.

a)

seismograph

b)

richter scale

c)

intensity scale

d)

mercalli scale

75.

What is the instrument used to measure earthquakes?

a)

Seismograph

b)

Sling Psychrometer

c)

Spring Scale

d)

Anemometer

76.
Many earthquakes happen along the borders of...
a)
Countries
b)
Tectonic Plates
c)
Climate Zones
d)
None of the above.
77.
Which ocean in the world is also known as the "Ring of Fire"
a)
Atlantic
b)
Indian
c)
Arctic
d)
Pacific
78.

When we measure the magnitude of an earthquake, which scale should we use?

a)

Richter scale

b)

Earthquake scale

c)

Mercalli scale

d)

Body-wave magnitude scales

79.
A sleeping volcano
a)
Composite volcano
b)
Active volcano
c)
Extinct volcano
d)
Dormant volcano

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