Oceans Review

Which process removes salt from seawater?

Which of the following salts is most abundant in seawater?

Approximately 3 percent of Earth’s water is located in the _____ of Greenland and Antarctica

Today average global sea level is slowly _________at a rate of about 3 mm per year.

An example of a warm, poleward-flowing current is the Gulf Stream.

About what percentage of seawater is dissolved salts?

North of the Antarctic circle, the Atlantic is known as the Arctic Ocean.

Difference between high tide and low tide

Gases emitted by volcanoes contain mostly

Type of tide with the highest high tides and lowest low tides

A current caused by differ in the temperature and salinity of ocean water is called a gyre.

The Pacific is Earth’s largest ocean.

The _______contain 97 percent of the water found on Earth.

Oceans on Earth have existed for

The three major oceans are the Atlantic, the Pacific, and the Arctic.

Global ___ has risen and fallen by hundreds of meters in response to warm periods and ice ages.

Satellite used to monitor sea surface height

Device that uses echoes to map features of the ocean floor

Forces exerted by the Sun and the Moon that generate tidal bulges

_________forces that lift or lower portions of the seafloor also affect sea level.

Which process does NOT add salts to seawater?

The amount of water on Earth stays the same because H20 in the atmosphere are destroyed by

First ship to use sophisticated measuring devices to study the ocean

Type of tide that occurs when the Sun, the Moon, and Earth form a right angle

Surface currents are caused by wind.

Which of the following would cause surface ocean water to have a higher salt content?

The Atlantic Ocean extends for more than 20 000km from north to south.

In Earth’s early history, water vapor in the atmosphere condensed into the

The gyres of the northern hemisphere circulate in a counterclockwise direction.

One possible source of Earth’s water is

What is salinity?

Periodic rise and fall of sea level

The Indian Ocean is located mainly in the northern hemisphere.

Water is still being added to Earth’s hydrosphere by