What is one way the oceans gets lower in salinity?

• High Precipitation

• High Freezing

• High Temperature

Salinity is expressed in what terms?

• Per tens

• Per hundreds

• Per thousand

What is the largest ion in salt water?

• sodium

• calcium

• chlorine

Where does the salts come from?

• Animals

• chemical weathering

• plants

How can you increase salinity?

• Increase rain

• Melt glaciers

• evaporation

Is the surface temperature of the oceans?

• Hotter

• colder

Does the Higher latitudes have a thermocline?

• yes

• no

Is the equator higher or lower in salinity than 20 degrees north?

• higher

• lower

Is ice denser than water?

• no

• yes

How many pounds of pressure is an atmosphere?

• 5

• 10

• 15