Science Lesson 3: This is how it is built!

Question 1

Earthquakes that occur under the sea; Japanese word for “Harbor Waves”

Answer 1

Tsunami

Question 2

Shaking of the ground caused by tremendous release of energy due to the pressure in Earth’s crust

Answer 2

Earthquake

Question 3

Fracture in between two blocks of rock

Answer 3

Fault

Question 4

Hanging walls fall down

Answer 4

Normal Fault

Question 5

Visible line/crack on the Earth’s surface

Answer 5

Fault Line

Question 6

Movement of a hanging wall

Answer 6

Dip-Slip Fault

Question 7

Fault with little to no movement

Answer 7

Strike-Slip Fault

Question 8

Hanging wall moves upwards

Answer 8

Reversed Fault

Question 9

Causes of Earthquakes

Answer 9

1. Volcanic Eruption
2. Tectonic Plate Movement
3. Manmade Activities

Question 10

Effects of Earthquakes

Answer 10

• Intense Shaking.& Ground ruptures
• Collapsing houses/buildings

Question 11

Slope or inclination of any geological surface

Answer 11

Dip

Question 12

Rock that falls above the fault line

Answer 12

Hanging Wall

Question 13

Rock that falls below the fault line

Answer 13

Foot Wall

Question 14

Horizontal line drawn on the sloping surface

Answer 14

Strike

Question 15

2 Types of Body Waves

Answer 15

Primary (P-Waves) and Secondary (S-Waves)

Question 16

2 Types of Surface Waves

Answer 16

Love waves and Rayleigh Waves

Question 17

This type of Body waves can travel through solid only and has less velocity.

Answer 17

Secondary (S-Waves) Waves

Question 18

This type of body wave can travel through both solid and liquid and travels faster.

Answer 18

Primary (P-Waves) Waves

Question 19

Wave that sweeps the surface in a side-to-side motion

Answer 19

Love Waves

Question 20

Wave that moves in an up-and-down movement

Answer 20

Rayleigh Waves

Question 21

Instrument that detects/measures seismic waves

Answer 21

Seismograph

Question 22

Print/Display screen of seismic data

Answer 22

Seismogram

Question 23

Is internal in a seismograph; acts as a pendulum

Answer 23

Seismometer

Question 24

It is the quantitive measure of the energy released by an earthquake

Answer 24

Magnitude

Question 25

Refers to the strength of an earthquake

Answer 25

Intensity

Question 26

Most common scale used to determine the magnitude of an earthquake

Answer 26

Ritcher Scale

Question 27

Process of mountain building

Answer 27

Orogeny

Question 28

Large surface feature that rises from the ground

Answer 28

Mountain

Question 29

Series of mountain chains

Answer 29

Mountain Range

Question 30

First scale used in identifying earthquake intensity

Answer 30

Rossi-Forel Scale

Question 31

Process wherein magma escapes from Earth’s interior

Answer 31

Vulcanism

Question 32

Magma that has reached the surface

Answer 32

Lava

Question 33

Now widely-used scale that used Rossi-Forel scale as basis for development

Answer 33

Modified Mercalli Scale

Question 34

Magma’s ability to flow

Answer 34

Viscosity

Question 35

Landform with an opening at its tip; “vent” of the Earth

Answer 35

Volcano

Question 36

When magma has cooled above the surface, it is called ____.

Answer 36

Extrusive Vulcanism

Question 37

Magma that has risen but is still underground

Answer 37

Intrusive Vulcanism