Ocean Currents Quick Review

The map below shows the general path of ocean currents in a portion of the Northern Hemisphere. Locations A, B, C, and D are at the shoreline. Which location most likely has the warmest climate?

• A

• B

• C

• D

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NGSS.MS-ESS2-6

The Florida and Gulf Stream ocean currents along the east coast of North America are both

• warm currents that flow northeastward

• warm currents that flow southwestward

• cool currents that flow northeastward

• cool currents that flow southwestward

Tags

NGSS.MS-ESS2-6

Two coastal cities have the same latitude and elevation, but are located near different oceans. Which statement best explains why the two cities have different climates?

• They are at different longitudes.

• They are near different ocean currents.

• They have different angles of insolation.

• They have different numbers of daylight hours.

Tags

NGSS.MS-ESS2-6

Most of the Earth's surface ocean currents are caused by

• stream flow from continents

• differences in ocean water density

• the revolution of the Earth

• the prevailing winds

Tags

NGSS.MS-ESS2-6

Surface ocean currents located at 40º south latitude, 90º west longitude generally flow toward the

• northeast

• southeast

• northwest

• southwest

Tags

NGSS.MS-ESS2-6

Which two ocean currents are both warm currents that primarily flow away from the equator?

• Guinea Current and Labrador Current

• Brazil Current and Agulhas Current

• Alaska Current and Falkland Current

• Canaries Current and Gulf Stream Current

Tags

NGSS.MS-ESS2-6

The arrows labeled A through D on the map below show the general paths of abandoned boats that have floated across the Atlantic Ocean. Which sequence of ocean currents was responsible for the movement of these boats?

• South Equatorial Gulf Stream Labrador Benguela

• South Equatorial Australia West Wind Drift Peru

• North Equatorial Koroshio North Pacific California

• North Equatorial Gulf Stream North Atlantic Canaries

Tags

NGSS.MS-ESS2-6

Which statement best summarizes the general effects of ocean currents at 20° S latitude on coastal regions of South America?

• The east coast and west coast are both warmed.

• The east coast and west coast are both cooled.

• The east coast is warmed and the west coast is cooled.

• The east coast is cooled and the west coast is warmed.

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NGSS.MS-ESS2-6

The Canaries Current along the west coast of Africa and the Peru Current along the west coast of South America are both

• warm currents that flow away from the Equator

• warm currents that flow toward the Equator

• cool currents that flow away from the Equator

• cool currents that flow toward the Equator

Tags

NGSS.MS-ESS2-6

Surface ocean currents curve to the right in the Northern Hemisphere because

• the Moon spins on its axis

• the Moon travels in an orbit around Earth

• Earth spins on its axis

• Earth travels in an orbit around the Sun

Tags

NGSS.MS-ESS2-6