Earthquakes

Front

What is liquefaction?

Back

Liquefaction is when the soil behaves like liquid due to seismic shaking.

Front

Which layer of Earth has the greatest density?

Back

The inner core has the greatest density among Earth's layers.

Front

What are smaller earthquakes that occur after a larger earthquake called?

Back

Aftershocks are smaller earthquakes that occur in the same area after a larger earthquake.

Front

Which wave is the most destructive and travels on the surface?

Back

The Surface Wave is the most destructive wave and travels along the Earth's surface.

Front

What is the place where an earthquake originates inside the Earth's surface called?

Back

The Focus is the point inside the Earth where an earthquake originates.

Front

What is the term for the point directly above the focus on the Earth's surface?

Back

The Epicenter is the point on the Earth's surface directly above the focus.

Front

What is the difference between P-waves and S-waves?

Back

P-waves (Primary waves) are compressional waves that travel faster and can move through solids and liquids, while S-waves (Secondary waves) are shear waves that only travel through solids.

Front

What is a tsunami?

Back

A tsunami is a series of ocean waves caused by large disturbances, such as underwater earthquakes.

Front

What is the Richter scale?

Back

The Richter scale is a logarithmic scale used to measure the magnitude of earthquakes.

Front

What is seismic activity?

Back

Seismic activity refers to the frequency and intensity of earthquakes in a given area.