jack midterm review 1

A thermocline develops at the ________ but not at the _____

• poles; equator

• equator; poles

• south pole; equator

• north pole; equator

What factors determine ocean-water density?

• salinity and longitude

• temperature and latitude

• temperature and salinity

• longitude and latitude

_____ currents start because of the frictional interaction between wind and the

surface of the sea.

• surface

• deep-sea

• thermocline

• density

______ is the rising and sinking of water that results from

density differences.

• waves

• Thermocline circulation

• Thermohaline circulation

• surface circulation

________ zone is closest to shore and consists of the intertidal zone (the area

above water during low tide and under water during high tide)

• aphotic

• neritic

• littoral

• oceanic

____ zone is furthest from shore and consists of

the open-water portion of the ocean that does not interact with the coast.

• oceanic

• neritic

• littoral

• photic

_____ zone is the part of the ocean in

which sunlight can penetrate the water.

• aphotic

• photic

• littoral

• neritic

all organisms that float in

or on the water column, but cannot move against a current.

• nekton

• benthos

• plankton

• fish

What characteristic did Köppen and Geiger use to map out climate zones?

• animal hibernation

• plant vegetation

• seasonal patterns

• rainfall patterns

What factors control a region’s rainfall?

• Longitude and seasonal variations

• Latitude and seasonal variations

• temperature and humidity

• Proximity to the ocean and temperature