Oceans Earth Sci Morrow

50% of the world's population lives within 100 km of the coastline of the ocean.

The measure of the dissolved salt & other solids is called salinity.

Living things in the sea, mostly algae, produce about 70% of the Earth's oxygen.

The major substance dissolved in ocean water is potassium chloride (KCl)

What's the largest & smallest ocean?

The Southern ocean surrounds Antarctica.

The gently sloping edges of the continents that are covered with seawater are called continental shelf.

All people on Earth are likely to affect the health of the world ocean in some way.

Sea floor spreading near the middle of the Atlantic ocean causes Atlantic to grow & produces the abyssal plain.

The valley between the mid-ocean ridge is called a rift valley.

An underwater volcanic mountain is called a mid-ocean ridge.

Warm water is less dense than cold water.

The deepest point in the ocean is about 11 km (7 mi) deep & is called Deep Blue.

High salinity raises the boiling point & the freezing point of water.

The very flat deep sea floor bottom is called the abyssal plain.

Thermohaline refers to the temperature & salinity of seawater.

Freshwater is more dense than saltwater.

You could say there really is only one world ocean since all oceans are connected.

Without the ocean, Earth would be as bleak and barren as Mars.

The steep edge of the continents covered by seawater are called the: