Earth Science Final

There are 2 types of ocean currents, this current gets its' energy is from friction and wind.

• Deep Ocean
• Surface

There are two types of currents, this type has a vertical component that mixes deep-water masses.

• Deep Ocean
• Surface

Which one of these is not a source of energy for surface currents?

• Gasoline
• Wind
• Friction

What causes vertical deep water currents?

• Gyres
• Nitrates
• Upwelling
• Evaporation

What is the Coriolis Effect?

• Rising warm water
• Higher Salinity
• Deflection of currents 

What is Salinity?

• Phosphates in water
• Nitrates in water
• Salt in water
• Oxygen in water

Which of these is not a process that increases salinity?

• Evaporation
• Formation of Sea Ice
• Precipitation

Which of these is not a process that decreases salinity?

• Precipitation
• Runoff from land
• Melting Icebergs 
• Evaporation

Which is not a factor that affects water density?

• Wavelength
• Temperature
• Salinity

What happens when surface water reaches the poles?

• Temperature Increases
• Salinity Decreases
• Salinity Increases
• Density Decreases