Earthquakes & Earthquake waves

Front

What is a reverse fault?

Back

A type of fault where two tectonic plates push together, forcing rock upward.

Front

What is a strike-slip fault?

Back

A fault where two tectonic plates slide past each other with little up or down movement.

Front

What is the epicenter of an earthquake?

Back

The point on the Earth's surface directly above the focus of an earthquake.

Front

What happens at a strike-slip fault?

Back

The tectonic plates move horizontally past each other.

Front

What type of stress pulls rocks apart?

Back

Tension, which is like stretching a rubber band.

Front

What is a normal fault?

Back

A fault where the rock above the fault moves down relative to the rock below.

Front

What is the focus of an earthquake?

Back

The point within the Earth where an earthquake originates.

Front

What is the difference between the focus and the epicenter?

Back

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

Front

What is compression in geology?

Back

A type of stress that pushes rocks together, causing them to fold or break.

Front

What is shearing stress?

Back

A type of stress that causes rocks to slide past each other.