Ocean Currents and Waves

The height of a wave is MOST affected by the

• speed of the wind

• salinity of the ocean

• speed of the ocean

• amount of solar energy

Tags

NGSS.MS-PS4-1

Surface ocean currents are generated mostly by

• the Coriolis effect

• water density

• tides

• wind

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The Gulf Stream current makes the waters of North Atlantic

• cooler

• warmer

• more dense

• less nutrient rich

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How do warm-water currents affect the coastal areas along which they flow?

• Cool the coast

• Warm the coast

• Cause snow to fall

• Cause higher tides

Tags

NGSS.MS-ESS2-6

In what direction does an undertow flow?

• same direction as the wave

• right angles to the wave

• parallel to the wave

• opposite direction as the wave

When you are playing in the ocean, you must watch out for ____, a spot where the longshore current carries water back into the ocean.

• swell

• rip tide

• neap tide

• trough

Surface currents and waves are powered by

• wind and heat

• wind and tides

• boats and wind

• heat and weather

Tags

NGSS.MS-ESS2-6

How do waves form? 

• Wind blowing across the surface

• Time wind blows

• Strength of the wind 

• Wind when blows upwards off the water

Tags

NGSS.MS-PS4-1

What is the name of a climate event that occurs every two to seven years in the Pacific Ocean.  

• La Nina

• El Nina 

• La Nino  

• El Nino

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NGSS.MS-ESS2-6

What is the name of the largest and most powerful surface current in the North Atlantic Ocean? 

• Gulf of Mexico 

• Pacific Steam 

• Gulf Stream

• Atlantic Ocean steam 

Tags

NGSS.MS-ESS2-6