Ocean Currents and Convection

What is an ocean current?

• Movements of water that circulate in the ocean.

• The movement of waves on the shore.

• The back and forth motion of ocean water between the continents.

• Water that stays in one area of the ocean.

Tags

NGSS.MS-ESS2-6

Where would warm water currents originate from?

• Near the poles

• Near the coast

• Near the equator

• Near the center of the largest oceans

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NGSS.MS-ESS2-6

What is the phenomenon that causes the northern and southern hemispheres to circulate in opposite directions?

• The Gulf Stream

• The Coriolis Effect

• The California Current

• Kuroshio Stream

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NGSS.MS-ESS2-6

Why is water colder near the poles?

• Because the poles receive more direct sunlight

• Because of the glaciers located there

• Because the poles receive less direct sunlight

• Because the poles have colder wind currents

Tags

NGSS.MS-ESS2-6

True or False: Ocean currents help to regulate the temperature of the Earth.

• True

• False

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NGSS.MS-ESS2-6

The currents that move the top of the ocean are called _______.

• surface currents
• deep ocean currents

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NGSS.MS-ESS2-6

Water in the northern hemisphere circulates in a _______ direction.

• clockwise
• counter-clockwise

Tags

NGSS.MS-ESS2-6

The currents that stir the water in the bottom-most parts of the ocean are called _______.

• deep currents
• surface currents

Tags

NGSS.MS-ESS2-6

Water in the southern hemisphere circulates in a _______ direction.

• clockwise

• counter-clockwise

Tags

NGSS.MS-ESS2-6