Ocean Topography

Front

What is a volcanic island?

Back

A volcanic island is a landform that rises above the surface of the water, formed by volcanic activity.

Front

What is a seamount?

Back

A seamount is an underwater, inactive volcanic mountain that does not rise above the surface of the water.

Front

What is the difference between a volcanic island and a seamount?

Back

A volcanic island rises above the surface of the water, while a seamount does not.

Front

True or False: The bottom of the ocean is just flat.

Back

False. The ocean floor has various features such as mountains, valleys, and trenches.

Front

What happens to water density as temperature decreases?

Back

Water that is colder is more dense than warmer water.

Front

What is sonar?

Back

Sonar is a technology that uses sound waves to map the ocean floor.

Front

What is ocean floor topography?

Back

Ocean floor topography refers to the various features and shapes of the ocean floor, including mountains, valleys, and plains.

Front

What is the continental slope?

Back

The continental slope is the steep incline at the edge of the continental shelf where the ocean floor drops down.

Front

What are underwater ridges?

Back

Underwater ridges are long, narrow elevations on the ocean floor, often formed by tectonic activity.

Front

What is an ocean trench?

Back

An ocean trench is a deep, narrow depression in the ocean floor, often formed by tectonic plate subduction.