Oceanography Midterm Review

The Challenger expedition was organized

Ocean crust is primarily:

 When the molecular structure behaves as if it has a positive and negative side it is:

 What is the deepest part of the ocean (located Southeast of Japan)?

_______is a pollutant in the lower atmosphere

The Earth was formed ____ years ago.

As a result of the Coriolis Effect in the northern hemisphere, winds are deflected

New lithosphere is produced in association with:

What is the scientific study of plants, animals and other organisms that live in the oceans?

The scientific study of the oceans physical characteristics is called?

Who is the person credited with the theory of evolution is:

A tidal day is equivalent to:

What is the best description of a hydrothermal ”smoker” vent ?

What does the Azoic theory states:

A small, rounded, submerged volcanic hill less than 1 kilometer above the sea floor is called:

When ice forms from seawater, the remaining seawater will have a:

Earth’s ocean and atmosphere gradually formed from ____ activity

Who was the first person to sail around the world

Measuring the vertical distance from the ocean surface down to the sea floor is called:

The average salinity in the open ocean is

The super-continent existing at the beginning of the present spreading cycle was:

Which ocean is shrinking?

The pH of seawater is

The Principle of constant proportions states that

___is a nearly circular current system

 Most volcanic eruptions in the ocean occur at 

What was the name of Darwin's ship?

The largest current by volume in the oceans is the ______.

Another name for the mixed layer is the

Old lithosphere is destroyed in association with

Passive continental margins are characterized by all of the following except

The average weather over 30 years is known as ____

___ developed an apparatus to breathe compressed air under water.

_____is the mass of a substance per unit volume

 The correct order of marine provinces from the coast to the mid-ocean ridge is

 An atom is an ion when it:

The hydrosphere is the

__ states that the relative concentrations of seawater ions do not change -

_______built large ships, which had living quarters for people and animals.

The major constituent of seawater is

The four principle oceans of the Earth are the:

The bonds that share electrons between adjacent atoms are _____ 

Ocean waters account for ____% of the Earth’s surface

A high salinity is found where there is

Free oxygen in our atmosphere is important to the development of life on Earth b/c oxygen:

What is the continental crust made of?

The continental ______ connects the base of the continental slopes with the deep ocean floor.

The separation of the Earth into layers was the result of the

 The Coriolis Effect causes a complex ___-celled atmospheric circulation pattern.

The area that experiences great tidal chages - 52 feet