The unique nature of pure water
Our bodies contains a high percentage of water. Marine organisms are mostly…
Water
Water is relatively ___
Transparent
Oceans cover roughly ___ of earths surface
71%
Carbon dioxide is converted into organic compounds by _____
Photosynthesis
a floating layer of ice ___ the water below it so that it doesn’t freeze
Insulates
What happened when you go deeper and deeper into the ocean
Pressure rises
The ____ hemisphere is 61% ocean
Northern
Rising CO2 levels affect the ___ of the ocean
Chemistry
Cohesion is the sticking together of particles of ___________
The same substance
With each ___m of increased depth, another atmosphere of pressure is added as pressure increases, gases are compressed
10m
Name all layers of the earth.
Inner core
outer core
mantle
crust
lithosphere
asthenosphere
greater c02 concentration causes greater mortality in___
marine larvae
Ions dissolved in seawater come from chemical ______ of rocks on land
Weathering
SOFAR is a naturally occurring ________ that allows sound to carry great distances
Ocean channel
The continental drift theory was proposed in 1912 by ____
Alfred wenger
Name the zones of the ocean
Epipelagic
mesopelagic
bathypelagic
abyssopelagic
hadalpelagic
Materials from weathering are released into the atmosphere by ____
Volcanoes
Most trace elements are removed from the ocean when they are incorporated into sinking particles, know as ____
Marine snow
The plates spread from continental drift __ to __ cm per year
2 to 18 cm
The hadal zone is known as the trenches, the deepest trench in the world is called the ____
Mariana trench