SOL 4.7 - Oceans

Front

What is overfishing?

Back

Overfishing is the practice of catching too many fish at once, leading to a decline in fish populations.

Front

What happens to the population of organisms that tuna eat if tuna are overfished?

Back

The population of organisms that tuna eat will increase because there are fewer tuna to eat them.

Front

What is the continental shelf?

Back

The continental shelf is the underwater land that extends from the shore to the edge of the continental slope, where the ocean floor drops off.

Front

What is salinity?

Back

Salinity is the measure of how much salt is in water, particularly in ocean water.

Front

Is the salinity of ocean water the same everywhere?

Back

No, the salinity of ocean water varies in different parts of the world.

Front

What is the continental rise?

Back

The continental rise is the area of the ocean floor that slopes gently from the continental slope to the abyssal plain.

Front

What is the abyssal plain?

Back

The abyssal plain is a flat, deep area of the ocean floor that is found at depths of 3,000 to 6,000 meters.

Front

What is the continental slope?

Back

The continental slope is the steeply sloping area between the continental shelf and the abyssal plain.

Front

What is the Gulf Stream?

Back

The Gulf Stream is a warm ocean current that originates in the Gulf of Mexico and flows across the Atlantic Ocean to northern Europe.

Front

What is ocean wildlife?

Back

Ocean wildlife refers to the various species of animals and plants that live in the ocean.