Science 8 Quarter 2 L1-B

Science 8 Quarter 2 L1-B

by Maritess Jacinto

Multiple Select

Earthquakes happen along a fault line. Which of the following is NOT true about faults?

• It can be found on land.

• It can be found under the sea.

• It is where fault cyclone starts.

• It is a break in the Earth’s crust

Multiple Select

Earthquakes happen along a fault line. Which of the following is NOT true about faults?

• It can be found on land.

• It can be found under the sea.

• It is where fault cyclone starts.

• It is a break in the Earth’s crust

Multiple Select

Which term refers to the released energy of an earthquake?

• Focus

• Intensity

• Epicenter

• Magnitude

Multiple Select

Scientists use different ways to describe how powerful an earthquake is. Which method refers to noting the effects of the earthquake on people, structures, and the surroundings?

• Focus

• Intensity

• Epicenter

• Magnitude

Multiple Select

Earthquakes happen along a fault line. Which of the following is NOT true about faults?

• It can be found on land.

• It can be found under the sea.

• It is where fault cyclone starts.

• It is a break in the Earth’s crust

Multiple Choice

4. What causes most earthquakes?

• a. Thunders

• b. Storms

• c. Waves

• d. Fault movements

Multiple Choice

14. Which government agency is tasked to monitor earthquake and volcanic activities?

• a. PHIVOLCS

• b. NASA

• c. PAGASA

• d. DOST

Multiple Choice

15. Why Philippines frequently experience earthquakes? It is located ______.

• a. near the Bermuda Triangle

• b along Convergent Plate Boundaries

• c. within Pacific Ring of Fire

• d. across Eurasian Plate

Multiple Choice

This famous transform fault is located in the western United States creates significant earthquake activity for California

• New Madrid
• Denali Fault
• Ramapo Seismic Zone
• San Andreas

Open Ended

What are five active are five active fault lines in the Philipphines?

Multiple Select

Energy from inside the Earth makes the ground move. Which of the following is the reason why there is no movement right away?

• Friction causes the delay on the movement of the ground.

• There is no movement right away because of the vibration of the rocks.

• There is no movement right away because of the bending of the rocks.

• The rapid release of energy causes the delay of the movement of the ground.

Multiple Select

Energy from inside the Earth makes the ground move. Which of the following is the reason why there is no movement right away?

• Friction causes the delay on the movement of the ground.

• There is no movement right away because of the vibration of the rocks.

• There is no movement right away because of the bending of the rocks.

• The rapid release of energy causes the delay of the movement of the ground.

Multiple Select

Earthquakes are common occurrence in Japan, Indonesia, and Philippines. Why is this so?

• Japan, Indonesia and Philippines are surrounded by seas.

• Japan, Indonesia and Philippines are located near the equator.

• Japan, Indonesia and Philippines are considered archipelagic countries.

• Japan, Indonesia and Philippines are found within the Pacific Ring of fire.

Multiple Select

Which of the following refers to the place where the earthquakes start?

• Fault

• Focus

• Epicenter

• Fault plane

Multiple Select

Earthquakes are common occurrence in Japan, Indonesia, and Philippines. Why is this so?

• Japan, Indonesia and Philippines are surrounded by seas.

• Japan, Indonesia and Philippines are located near the equator.

• Japan, Indonesia and Philippines are considered archipelagic countries.

• Japan, Indonesia and Philippines are found within the Pacific Ring of fire.

Multiple Select

What do you call the spot above the focus on the surface of the Earth?

• Fault

• Crust

• Focus

• Epicenter

Multiple Select

Scientists use different ways to describe how powerful an earthquake is. Which method refers to noting the effects of the earthquake on people, structures, and the surroundings?

• Focus

• Intensity

• Epicenter

• Magnitude

Multiple Select

Which of the following refers to the place where the earthquakes start?

• Fault

• Focus

• Epicenter

• Fault plane

Multiple Select

Which term refers to the released energy of an earthquake?

• Focus

• Intensity

• Epicenter

• Magnitude

Multiple Select

Which factor keeps the rocks from slipping past each other?

• The depth of the rocks.

• The bending of the rocks.

• The arrangement of rocks.

• The roughness of the rocks.

Multiple Select

What do you call the spot above the focus on the surface of the Earth?

• Fault

• Crust

• Focus

• Epicenter

Multiple Select

What do you call the phenomenon that refers to the fast movement between two sides of a fault wherein the friction is overcome resulting to a sudden movement or shaking of the ground?

• Stick-slip

• Stick-bend

• Stick-shake

• Stick-vibrate

Multiple Select

What Philippine Agency is concerned in monitoring fault movement?

• Department of Labor and Employment (DOLE)

• Department of Environment and Natural Resources (DENR)

• Philippine Institute of Volcanology and Seismology (PHILVOCS)

• Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA)

Multiple Select

Scientists use different ways to describe how powerful an earthquake is. Which method refers to noting the effects of the earthquake on people, structures, and the surroundings?

• Focus

• Intensity

• Epicenter

• Magnitude

Multiple Select

Scientists use different ways to find out if a fault is active. Which one is NOT included?

• Scientist created a fault model.

• Scientist observed the surroundings.

• Scientist checked the country’s historical record.

• Scientist studied the past and present vibrations.

Multiple Choice

The place where the fault begins to slip is called the______________.

• Focus

• Epicenter

• Magnitude

• Intensity

Multiple Select

What is the other term used to describe Intensity V?

• Strong

• Devastating

• Very strong

• Destructive

Multiple Select

Which term refers to the released energy of an earthquake?

• Focus

• Intensity

• Epicenter

• Magnitude

Multiple Select

Which of the following choices is properly associated?

• Intensity III : Weak

• Intensity 9: devastating

• Magnitude 5: slightly felt

• Magnitude II: scarcely perceptible

Multiple Choice

The place where the earthquake starts is____________________.

• Trace of Fault

• Earth's Crust

• Epicenter

• Focus

• Fault Plane

Multiple Select

What will most likely happen every time a fault slips?

• The rocks will be stuck together.

• There will be no movement at all.

• There will be movement right away.

• The rocks will suddenly slip and will generate an earthquake.

Multiple Select

Which factor keeps the rocks from slipping past each other?

• The depth of the rocks.

• The bending of the rocks.

• The arrangement of rocks.

• The roughness of the rocks.

Multiple Select

Not every fault movement beneath the sea will produce a tsunami. Which of the following fault movements will result to such occurrence?

• String movement

• Vertical movement

• Sideward movement

• Horizontal movement

Multiple Choice

An _________ is ground shaking caused by the sudden and rapid movement of rock slipping past another.

• earthquake

• faults

• hypocenter

• epicenter

• seismic waves

Multiple Select

Which of the following is/are true about tsunamis?

• It is related to tides.

• It is a giant tidal wave.

• It is due to the upward movement of rock on land.

• It is due to the upward movement of rock at the seafloor.

Multiple Select

What do you call the phenomenon that refers to the fast movement between two sides of a fault wherein the friction is overcome resulting to a sudden movement or shaking of the ground?

• Stick-slip

• Stick-bend

• Stick-shake

• Stick-vibrate

Multiple Select

What happens to the tsunami when it reaches the shore?

• The wave speeds up

• The wave breaks down.

• It slows down and grows in height.

• The wave speeds up and grows in height.

Multiple Choice

The focus is underground, along the _____________________.

• Trace of Fault

• Earth's Crust

• Epicenter

• Focus

• Fault Plane

Multiple Select

Which of the following refers to the vibrations produced by an earthquake?

• Tidal waves

• Seismic waves

• Pressure waves

• Sea-surface waves

Multiple Select

What Philippine Agency is concerned in monitoring fault movement?

• Department of Labor and Employment (DOLE)

• Department of Environment and Natural Resources (DENR)

• Philippine Institute of Volcanology and Seismology (PHILVOCS)

• Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA)

Multiple Select

What happens when seismic waves travel deeper into the crust?

• Seismic waves speed up.

• Seismic waves disappear.

• Seismic waves slow down.

• Seismic waves maintain their speed.

Multiple Choice

Large earthquakes release huge amounts of stored up energy as _________.

• earthquake

• faults

• hypocenter

• epicenter

• seismic waves

Multiple Select

The seismic waves travel through the Earth and carry information from the interior to the surface. All of the following statements is true, EXCEPT

• The seismic waves are reflected.

• The seismic waves bounced back.

• The seismic waves are refracted or bent.

• The seismic waves are stocked on the rocks.

Multiple Select

Scientists use different ways to find out if a fault is active. Which one is NOT included?

• Scientist created a fault model.

• Scientist observed the surroundings.

• Scientist checked the country’s historical record.

• Scientist studied the past and present vibrations.

Multiple Choice

The place where the earthquake starts is____________________.

• Trace of Fault

• Earth's Crust

• Epicenter

• Focus

• Fault Plane

Multiple Select

What is the other term used to describe Intensity V?

• Strong

• Devastating

• Very strong

• Destructive

Multiple Choice

An earthquake occurs because:

• Rocks store potential energy and then release it as kinetic energy

• Rocks store kinetic energy and then release it as potential energy

• Rocks store constructive energy and then release it as destructive energy

• Rocks store physical energy and then release it as wave energy

Multiple Select

Which of the following choices is properly associated?

• Intensity III : Weak

• Intensity 9: devastating

• Magnitude 5: slightly felt

• Magnitude II: scarcely perceptible

Multiple Choice

Large fractures in the Earth’s crust are called:

• earthquake

• faults

• hypocenter

• epicenter

• seismic waves

Multiple Choice

The focus is underground, along the _____________________.

• Trace of Fault

• Earth's Crust

• Epicenter

• Focus

• Fault Plane

Multiple Select

What will most likely happen every time a fault slips?

• The rocks will be stuck together.

• There will be no movement at all.

• There will be movement right away.

• The rocks will suddenly slip and will generate an earthquake.

Multiple Select

Not every fault movement beneath the sea will produce a tsunami. Which of the following fault movements will result to such occurrence?

• String movement

• Vertical movement

• Sideward movement

• Horizontal movement

Multiple Select

Which of the following is/are true about tsunamis?

• It is related to tides.

• It is a giant tidal wave.

• It is due to the upward movement of rock on land.

• It is due to the upward movement of rock at the seafloor.

Multiple Select

What happens to the tsunami when it reaches the shore?

• The wave speeds up

• The wave breaks down.

• It slows down and grows in height.

• The wave speeds up and grows in height.

Multiple Select

What happens when seismic waves travel deeper into the crust?

• Seismic waves speed up.

• Seismic waves disappear.

• Seismic waves slow down.

• Seismic waves maintain their speed.

Multiple Select

Which of the following refers to the vibrations produced by an earthquake?

• Tidal waves

• Seismic waves

• Pressure waves

• Sea-surface waves

Multiple Select

The seismic waves travel through the Earth and carry information from the interior to the surface. All of the following statements is true, EXCEPT

• The seismic waves are reflected.

• The seismic waves bounced back.

• The seismic waves are refracted or bent.

• The seismic waves are stocked on the rocks.

Multiple Choice

Which statement is NOT true of Intensity of an earthquake?

• Intensity is what humans see and feel.

• Intensity scale in number is written in Roman Numeral.

• Intensity is the amount of energy released by an earthquake.

• Intensity is determined by PHIVOLCS using the Earthquake Intensity Scale (PEIS)

Multiple Choice

In the Philippines, the intensity of an earthquake is determined using the __________ Earthquake Intensity Scale (PEIS).

• PAG-ASA

• BFAR

• PHIVOLCS

• DRRMC

Multiple Choice

What level of intensity when practically all man-made structures are destroyed. Massive landslides and liquefaction, large scale subsidence and uplift of land forms and many ground fissures are observed. Changes in river courses and destructive stiches in large lakes occur. Many trees are toppled, broken and uprooted?

• Intensity I

• Intensity III

• Intensity VII

• Intensity X

Multiple Choice

The PHIVOLCS Earthquake Intensity Scale (PEIS) is describing earthquake Intensity Scale V as?

• Weak

• Strong

• Very Strong

• Devastating

Multiple Choice

Intensity II

• Weak

• Slightly Felt

• Devastating

• Moderately Strong

• Very Strong

Multiple Choice

Intensity IV

• Weak

• Slightly Felt

• Devastating

• Moderately Strong

• Very Strong

Multiple Choice

Intensity VI

• Weak

• Slightly Felt

• Devastating

• Moderately Strong

• Very Strong

Multiple Choice

Intensity III

• Weak

• Slightly Felt

• Devastating

• Moderately Strong

• Very Strong

Multiple Choice

Intensity is to Damage while Magnitude is to _________________

• Wave

• Amplitude

• Energy

• . Force

Multiple Choice

Which of the following measures of an earthquake will decrease when observed farther from the epicenter?

• Intensity

• Magnitude

• Depth of the focus

• Location of the epicenter

Multiple Choice

What happens to the magnitude and intensity as measured farther from the epicenter?

• Magnitude increases while intensity decreases

• Magnitude decreases while intensity increases

• Magnitude increases while intensity remains constant

• Magnitude remains constant while intensity decreases

Multiple Choice

Is intensity 2 and magnitude 2 of an earthquake the same? Why?

• No, because intensity is a measure of an earthquake in terms of energy while magnitude is a measure of the damaged caused by an earthquake.

• No, because intensity is a measure of the severity of damaged caused by an earthquake while magnitude is a measure of energy released.

• Yes, because both intensity 2 and magnitude 2 are considered weak vibration of the ground and can hardly felt by people.

• Yes, because both have equal quantity thus, they can be interpreted similarly.

Multiple Choice

Which of the following statements are TRUE?

I. Magnitude is a measure of seismic energy while intensity is a measure of damage.

II. Magnitude decreases with increasing distance while intensity remain constant.

III. Magnitude can be measured by an instrument while intensity is by observation.

• a. I and II only

• II and III only

• . I and III only

• I, II and III

Multiple Choice

What is the main difference between an active and inactive fault?

• An active fault is an area which had not displayed any seismic activity for more than 10,000 year, while an inactive fault displayed seismic activities over the period.

• An inactive fault is an area which displayed seismic activity for the past 10,000 years while active fault had not displayed any seismic activity.

• An inactive fault is an area which had not displayed any seismic activity for more than 10,000 years, while active fault displayed seismic activities over the period

• Both active and inactive faults had not displayed any seismic activities for more than 10,000 years.

Multiple Choice

Analyze the table below. The following are the distinctive features between active and inactive faults. Which do you think describes an active and inactive fault?

___________________________________________________________

A

Shows seismic activity over 100,000 years

Most part of the upper lithosphere experiences shaking more often.

_________________________________________________________

B

Shows no seismic activity at longer years

Youngers rocks are affected by the seismic activity.

• A is active fault while B is inactive fault.

• B is active fault while A is inactive fault.

• A is both active and inactive fault.

• B is both active and inactive fault.

Multiple Choice

Which of the following correctly compare active and inactive faults?

• Active Fault has no record of seismic activity for the past thousands of years. Inactive Fault has records of seismic activities for the past thousands of years

• Active Fault has records of seismic activities for the past thousands of years. Inactive Fault has no record of seismic activity for the past thousands of years

• Active Fault may produce earthquake in the near future. Inactive Faults are presently generating earthquakes

• Active Faults are sleeping and dormant. Inactive Faults continuously producing earthquake from time to time.

Multiple Choice

What is an active Fault?

• areas which had not displayed a seismic activity for more than 10,000 years.

• areas along which all shallow earthquakes occur. It displayed seismic activity within 10,000 years

• vibration of Earth due to rapid release of energy

• rigid section of the lithosphere that moves as a unit.

Multiple Choice

What is an inactive fault?

• areas along which all shallow earthquakes occur. It displayed seismic activity within 10,000 years.

• areas which had not displayed a seismic activity for more than 10,000 years.

• vibration of Earth due to rapid release of energy

• rigid section of the lithosphere that moves as a unit.