2. Earthquake

3. What is an Earthquake?

Also known as quake, tremor or temblor

It is a sudden release of energy in the Earth's crust
that creates seismic waves.

4. Seismic Activity

Also known as seismicity or seismism.

It is the frequency, type and size of an earthquake
experienced over a period of time.

5. Seismometers

Instrument used to measure an earthquake.

6. Fault
 is a planar fracture or discontinuity in a
volume of rock, across which there has been
significant displacement along the fractures

7. Epicenter
 is the point on the Earth's surface that is
directly above the hypocenter or focus, the
point where an earthquake originates

8. What causes an earthquake?

Rupture of geological faults

Volcanic activity

Landslides

Mine blasts

Nuclear tests

9. What are the effects of an earthquake?

10. What are the effects of an earthquake?

Shaking and ground rupture

Landslides and avalanches

Fires

Soil liquefaction

Tsunami

Floods

Human impacts

11. How to survive an earthquake?

Prepare

Be calm

12. How to survive an earthquake?