Earthquakes

What is the minimum number of seismograph stations that must send data so that the epicenter of an earthquake can be located.

• 1

• 2

• 3

• 4

The energy of an earthquake is released in a form of_______.

• Epicenter Wave

• Fault Wave

• Focus Wave

• Seismic wave

Which type of seismic wave travels the fastest?

• primary wave

• secondary wave

• surface wave

• transverse wave

To determine the distance of an earthquake from a seismograph station, scientist plot the difference in arrival times between what two types of waves?

• P waves and L waves

• P waves and S Waves

• S waves and L waves

• Surface waves and Body waves

Which of the following is NOT true about earthquakes?

• It is the sudden movement of the ground

• The epicenter of an earthquake is located in the lithosphere

• the damage caused by an earthquake near the epicenter is the greater than farther away.

• the energy of seismic waves generated by earthquakes diminish as the waves move outward the focus.

Which of the following is essential in an emergency kit?

• flashlight

• medicine

• radio

• water

What type of seismic wave is observed if it moves in a side-to-side motion?

• Love wave

• Rayleigh waves

• S wave

• P waves

What will you do if an earthquake occurred while you are answering a test questionnaire?

• Bring the test questionnaire outside the classroom.

• Cover the answer sheet and leave the classroom.

• Fix all the belongings and immediately leave the classroom.

• Perform the duck, cover, and hold.

You are a life guard in a beach resort. As you look toward the ocean, you saw a huge wall of water from afar. What will you do?

• Sound the alarm and tell the people to calmly transfer to a higher ground.

• Call the attention of nearby responders to give them an idea of the approaching tsunami.

• Call the attention of the family member and bring them immediately to a higher ground.

• Call the attention of the people. Tell them to be calm as there is potential tsunami approaching the coast.

Why tsunami occurs after a large earthquake?

• Earthquake and tsunami are both the same.

• Earthquake displaces the water on the ocean floor.

• Earthquake's epicenter can be found on the ocean floor.

• Earthquake does not influence the occurrence of trusnami.