Geography of the Ocean Floor

Front

What covers 70% of the earth's surface?

Back

Ocean

Front

What is the area of the ocean floor that is closest to the shore called?

Back

Continental Shelf

Front

What is the deepest part of the ocean floor called?

Back

Trench

Front

As the depth of the ocean water increases, what happens to the temperature?

Back

It decreases (colder).

Front

What is the term for the underwater mountain ranges formed by tectonic activity?

Back

Mid-ocean ridges.

Tags

NGSS.MS-ESS2-3

Front

What is the term for the flat, deep areas of the ocean floor?

Back

Abyssal plains.

Front

What is the primary factor that affects ocean water density?

Back

Temperature and salinity.

Front

What is the process called when ocean water becomes denser and sinks?

Back

Thermohaline circulation.

Tags

NGSS.MS-ESS2-6

Front

What is the term for the boundary where two tectonic plates meet under the ocean?

Back

Subduction zone.

Front

What is the significance of ocean currents in the global climate system?

Back

They help regulate temperatures and distribute nutrients.

Tags

NGSS.MS-ESS2-6