Earch Science - Chapter 13 - Mrs. Mann
Pelagic organisms (def + examples)
Free Swimming (sharks, fish, jellyfish, etc)
Zone with greatest cariability of conditions
Intertidal
Mean sea level is currently? (Rising or Falling)
Rising
What is an Oceanographer?
Scientists who studies all aspects of the ocean
Seawater's freezing point compared to fresh water's
Sea water has a lower freezing point
What is the order of the parts of the beach?
Shoreline, berm, beach, longshore, sandbar, longshore, through
Most abundant salt in the ocean water
Sodium Chloride
Barrier Reef
forms a lagoon between the reed & the land
Fringing reef
group right up to the beach aloing the coastline
Brackish
low salinity water
Aphotic Zone
no light, bioluminescence
Long-shore Sandbar
where large waves first break and drop sand
Speed of sound in seawater vs air
4.5 times faster in seawater
Oceans cover how much of the earth?
71%
What is a sea?
A large section of ocean mostly surrounded by land or islands
Which ocean covers the smallest percentage of earth's surface?
Arctic
What are the 4 major ocean basins?
Artic, Atlantic, Indian, Pacific
Benthic organisms (def + examples)
Attached to or live on sea bottom (clams, coral, crabs, etc)
Largest barrier reef is found where?
Australia
Echolocation
Basis of sonar
Distillation is a method of doing what?
Desalinating water
Deepest measured depth of the ocean
11,000M (36,000 FT)
Average ocean salinity
35g of salt per 1000g of water
4 main types of tectonic features under the sea
Mid-ocean ridge, seamount, wrench, islandarc
Arrangements of bodies of water from largest to smallest
Ocean, sea, gult, bay, straight
Young-earth view was that oceans were created when?
On second day of Creation
Photic Zone
Only pelagic
Fas most abundant near the surface (instead of deep)
Oxygen
Which ocean covers the largest percentage of the earth's surface?
Pacific
What is potable water?
Water that is suitable for drinking
Submarine canyon
believed by young-earth scientists to have been created by runoff from the continents late in the flood
Brine
salty water
Seamount
submerged mountain or hill
Mid-ocean ridge
submerged mountain ranges at the margins of diverging tectonic plates
Abyssal Zone
th the floor, marine snow
Carbon
the main building block of all living things
Continental Shelf
the shallow, sumberged edges of a continent
