What is the main "salt" in the ocean?

• Magnesium Sulfate

• Sodium Chloride

• Calcium Carbonate

What is the MAIN way that salts are added to the oceans?

• Mid-Ocean Ridges

• Volcanoes

• Fish waste

• River input

How is salinity usually expressed?

• As parts per hundred (%)

• As parts per thousand (‰)

• As parts per million

solute + solvent =

• solution

• equation

What will happen to density as temperature decreases?

• Density increases
• Density decreases

As salinity  increases

• Density increases
• Density decreases

Which of the following can INCREASE salinity?

• Melting of sea ice

• Evaporation

• Precipitation

• Runoff

True or False Salinity increases as ocean depth increases.

• True
• False

Does salt water have a higher or lower viscosity than fresh water?

• Higher
• Lower

Will a basic solution contain a higher percentage of H+ ions or OH- ions?

• H+
• OH-