Ocean water and Ocean currents
Ocean Waves and Tides
The Seafloor
Life in the Ocean
Mixed ocean
100
__________________ is the amount of salts dissolved in seawater.
Salinity
100
The highest point of a wave is called the _____________.
crest
100
The ___________________________ is the gradually sloping end of a continent that extends under the ocean.
continental shelf
100
The process of making food using energy from the Sun.
photosynthesis
100
A _____________________ is an area where the mouth of a river opens into an ocean.
estuary
200
Oceans were formed as torrential rainwater filled low areas on Earth called ____________________.
basins
200
The distance from trough to crest is known as the ____________________.
wave height
200
Flat seafloor areas are called ____________________.
abyssal plains
200
Animals that actively swim are known as _____________.
nekton
200
__________________ is the introduction of harmful waste products, chemicals, and other substances not native to an environment.
Pollution
300
Salt can be removed from ocean water by a process called ____________________.
desalination
300
Half the distance of the wave height is called the ____________________.
amplitude
300
The _____________________ extends from the outer edge of the continental shelf down to the ocean floor.
continental slope
300
Marine organisms that drift with the current are called _________________.
plankton
300
The difference between the level of the ocean at high tide and low tide is the _____________________.
tidal range
400
The shifting of winds and surface currents from their expected paths that is caused by Earth's rotation.
Coriolis Effect
400
The lowest point of a wave is the _______________.
trough
400
A long, narrow, steep-sided depression where one crustal plate sinks beneath another.
trench
400
The plants and animals living on or in the seafloor are the __________________.
benthos
400
The rise and fall in sea level is called a ________________.
tide
500
A vertical circulation in the ocean that brings deep, cold water to the ocean surface.
Upwelling
500
A collapsing wave is known as a ________________.
breaker
500
The area in an ocean basin where new ocean floor is formed.
mid-ocean ridge
500
Name two types of ocean margin habitats.
Possible answers: rocky shores, beaches, estuaries, and coral reefs
500
Name 5 parts of the seafloor.
Possible answers: trench, continental shelf, continental slope, abyssal plain, mid-ocean ridge, seamount, volcanic island...
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