Oceans and Seas 1
Another word for safe to drink.
potable
A gas you would find more abundant in lighted zones near the surface versus dark regions of the ocean.
oxygen
Sections of the oceans that are more or less surrounded by land.
seas
The percentage of earth's surface covered by oceans.
71%
The main chemical building block of all living things.
carbon
Deep relatively flat zones of the ocean floor
Abyssal plain
Where is seawater always roughly the same temperature regardless of your location on earth?
Ocean bottom
Does seawater have a higher or lower freezing point than fresh water?
lower
An ability found in some sea creatures which man has used as a model in developing sonar.
echolocation
The strip of land that separates the coastal region from the ocean
Shore
This forms when large waves first break and drop sand.
longshore sandbar
Where sound travels faster.
seawater
Submerged mountain ranges on the ocean floor at the spreading margins of oceanic tectonic plates.
mid-ocean ridges
A broad field that includes specialties such as marine biologists, marine engineers, marine chemists, and more.
oceanography
The most abundant salt found in ocean water.
sodium chloride
A submerged mount or hill rising from the sea floor.
seamount
A term for low salinity.
brackish
The ocean that covers the largest percentage of the earth's surface.
Pacific Ocean
Challenger Deep is the deepest known point on Earth's seabed and is located where?
In the Mariana Trench in the Pacific Ocean
The amount of mineral salt 1000g of seawater contains.
What is 35g
The zone where marine snow is most important to the organisms living in it.
abyssal zone
What kind of organisms are clams, corals, and anemones because they live on the bottom of the ocean?
benthic organisms
The name of the zone where bioluminescence is the only form of natural light.
Aphotic zone
The shallow, submerged edge of a continent.
continental shelf
The zone that has the greatest variability of conditions.
intertidal zone