Earthquakes

Front

What is the epicenter of an earthquake?

Back

The epicenter is the surface point directly above where an earthquake starts.

Front

Where do most earthquakes occur?

Back

Many earthquakes happen along the borders of tectonic plates.

Front

What can earthquakes under the ocean cause?

Back

Earthquakes under the water can cause tsunamis.

Front

How many earthquakes occur each year?

Back

About 500,000 earthquakes occur each year.

Front

What is the focus of an earthquake?

Back

The focus is the point inside the Earth where the earthquake begins.

Front

What is a fault in geology?

Back

A fault is a crack in the Earth's surface where blocks of land have moved.

Front

What are tectonic plates?

Back

Tectonic plates are large pieces of the Earth's crust that move and interact with each other.

Front

What is a tsunami?

Back

A tsunami is a large ocean wave caused by underwater earthquakes or volcanic eruptions.

Front

What happens at the boundaries of tectonic plates?

Back

Earthquakes often occur at the boundaries of tectonic plates due to their movement.

Front

What is the difference between the epicenter and the focus of an earthquake?

Back

The epicenter is on the surface, while the focus is the point inside the Earth where the earthquake starts.