Properties of Sea Water
What are the 2 elements that make up sea water?
Hydrogen and Oxygen
What is specific heat?
Measure of heat req. to produce a change in heat temperature in a mass
What is the content of dissolved salt called
Salinity
How can light energy be absorbed
through sea water
At what viscosity is it easier to float
High viscosity
What kind of bonds are shared electrons between Hydrogen and Oxygen?
Covalent bonds
Waters ability to accept or give off heat is...
very high
Average ocean salinity
35 ppt
What two things happen to light at the surface
reflection refraction
At what viscosity is it harder to swim
Higher
Why is water the universal solvent?
Water's polarity can form weak hydrogen bonds
What is the marine effect
when the ocean has great resistance to temp fluxuation
How is surface salinity controlled
Variations in precipitation and evaporation patterns
What % of light still remains at 500 ft deep
1%
Where do you find least viscous water
Equator
What is a strong Dipole?
When water has a slightly negative end and slightly positive end
What are Earth's daily ocean temp range
28 C at equator, -2 C in antarctica
What can dramatically lower salinity
Run-off from major rivers
What color is gone at 35 ft of depth
red
Does heat raise or lower viscosity
lower
Which is the stronger bond, hydrogen or covalent?
Covalent
50 C, -50 C
What % of dissolved salts on average do the world's oceans contain
3.5%
What color is left at 100ft or deeper
blue
What is an example of high viscosity
Maple syrup