Oceans

Front

What is an ocean?

Back

An ocean is a large body of salt water that covers most of the Earth's surface.

Front

What are the main components of ocean water?

Back

Ocean water is made up of gases, water, and dissolved solids.

Front

What is salinity?

Back

Salinity is the measure of how much salt is in water.

Front

What happens to the salinity of ocean water when water evaporates?

Back

When water evaporates from the surface of the ocean, it increases the salinity of the remaining water.

Front

What is the Continental Shelf?

Back

The Continental Shelf is the underwater land that slopes gently from the shore and is rich in marine life.

Front

What is the Abyssal Plain?

Back

The Abyssal Plain is a flat, deep part of the ocean floor that has very little sunlight and life.

Front

What is an Ocean Trench?

Back

An Ocean Trench is a deep, narrow valley in the ocean floor, often the deepest parts of the ocean.

Front

Which ocean feature has the most sunlight and life?

Back

The Continental Shelf has the most amount of sunlight and the most amount of life.

Front

Which ocean feature has the least sunlight and life?

Back

The Ocean Trench has the least amount of sunlight and the least amount of life.

Front

What is a food chain?

Back

A food chain is a sequence that shows how energy and nutrients flow from one organism to another.