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The Ocean Unit Test

QuestionAnswer
The general movements of the ocean waters are called ocean currents
The chief cause of ocean currents is the global winds
The turning of the earth makes the currents move at an angle
An ocean current turns about when it comes near a continent
In the part of the world you live, the ocean currents move in a direction clockwise
Ocean currents are classified as and warm currents cold currents
Warm currents start near the equator
Cold currents start near the poles
Name the oceans Atlantic,Pacific, Indian
Which is the largest ocean Pacific
What other names do we use for areas of the Atlantic and Pacific Oceans Arctic and Antarctic Oceans
A group of connected waves is called a a)crest b)wave length c) wave train d) waves height c) wave train
A wave height is the distance between a) two adjacent b) two adjacent troughs c) a crest and a trough d) both a and b c) a crest and a trough
Waves are caused by a) tides b) earthquakes c) wind d) all of the above d) all of the above
Most waves are caused by a) tides b) earthquakes c) wind d) volcanoes c) wind
The distance wind blows over water is called its a) wave length b) fetch c) mileage d) swell b) fetch
Most of the earth's water is found in the oceans
The oceans lie in huge trenches
The part of the continent that is under the ocean is called the continental shelf
the continental shelf slopes gradually
At the end of the continental slope, the ocean floor drops sharply
The deep-sea basin starts at the end of the continental slope
Mountain ranges in the ocean are called basins
Valleys in the continental shelf are called submarine
The deepest places along the ocean floor are mid-ocean ridge
The deepest trench in the world is the Marianas
underwater mountain ranges mid-ocean ridge
earth water planet
deepest part of the earth trench
low part of a continental covered by the ocean continental shelf
flat area plain
The earth is the only planet false
Only our planet has a lot of water true
The earth's water layer is called the atmosphere false
the continental shelf has a gentle slant true
The continental slope has a gentle slant false
The deep-sea floor starts at the beginning of the continental shelf false
A ridge is a high place on the ocean floor true
A submarine canyon is a low place on the ocean floor true
a submarine canyon is deeper than a trench false
The ocean floor has some flat places true
Most of the oxygen we breathe comes from phytoplankton
Plankton live in the ocean
The oceans supply most of the water vapor that returns to earth as rain and snow
Without the oceans, our planet would be a planet dead
People eat many things that live in the ocean. Three examples are shellfish, fish, and seaweed
Trash fish are fish that are not good to . They are made into . eat fertilizer
Large deposits of have been discovered along coastal waters. oil and natural gas
Ocean water contains every known mineral
Three minerals we do take from sea water are salt, bromine, and manganese
supply most of the oxygen to the atmosphere phytoplankton
floating sea animals zooplankton
some minerals we take from the sea salt,manganese, bromine
used for fertilizer trash fish
used for oil drilling in the ocean floating platforms
Green plants give off oxygen true
All green plants grow on land false
Most of our oxygen comes from zooplankton false
Most of our oxygen comes from phytoplankton true
Phytoplankton are large false
The ocean is an important source of food true
Seaweed is a food true
The oceans have only small deposits of oil false
Every mineral we use comes from the ocean false
Huge amounts of water evaporate from the ocean. This means that the oceans are drying out false
Created by: aprilfosterja
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