Seafloor Spreading and Tsunamis

Front

What is the term for the flat area that extends from the edge of a continent under the ocean?

Back

Continental shelf

Front

What is the maximum wavelength of a tsunami between wave crests?

Back

Up to 100 miles

Front

Seafloor spreading is a key process in which geological theory?

Back

Plate tectonics

Front

What is a tsunami?

Back

A series of ocean waves caused by disturbances such as earthquakes.

Front

Where is a tsunami typically formed when an earthquake occurs?

Back

At the epicenter of the ocean.

Front

What geological feature is formed at divergent plate boundaries?

Back

Mid-ocean ridges.

Front

What is the primary cause of tsunamis?

Back

Underwater earthquakes, volcanic eruptions, or landslides.

Front

How does seafloor spreading contribute to the movement of tectonic plates?

Back

It creates new oceanic crust that pushes plates apart.

Front

What is the relationship between tsunamis and seismic activity?

Back

Tsunamis are often triggered by seismic activity, particularly underwater earthquakes.

Front

What is the role of the continental shelf in ocean ecosystems?

Back

It provides a habitat for various marine species and supports fishing industries.