4.9 El Nino and La Nina

During a(n) ____ event, trade winds are much stronger than usual.

• El Nino

• La Nina

• Normal

• Partly sunny

Tags

NGSS.MS-ESS2-6

Both El Nino and La Nina have this in common

• Influence birds that migrate over the ocean

• Influence rainy / dry weather world wide

• The weather at the polar regions

• The directions that ships travel in the oceans

Tags

NGSS.MS-ESS2-6

NGSS.MS-ESS2-5

The image is of a(n):

• El Nino event

• La Nina event

• Non-El Nino (normal conditions)

Tags

NGSS.MS-ESS2-6

NGSS.MS-ESS2-5

The picture below is of a(n) ____ event.

• Non-El Nino (Normal)

• El Nino

• La Nina

Tags

NGSS.MS-ESS2-6

NGSS.MS-ESS2-5

The picture represents a(n) ___ event.

• El Nino

• La Nina

• Non-El Nino (normal conditions)

Tags

NGSS.MS-ESS2-6

NGSS.MS-ESS2-5

Without question, ENSO events:

• Are preventable

• Eliminate sources of rain

• Are really scary

• Impact everyone on the planet somehow

Tags

NGSS.MS-ESS2-6

NGSS.MS-ESS3-2

La Niña is characterized by ______________ of the Western Pacific Ocean.

• a warming

• a cooling

• average temperatures

Tags

NGSS.MS-ESS2-6

El Niño ___________________ the trade winds causing the warm pool to move ___________.

• weakens or reverses; west

• intensifies; west

• weakens or reverses; east

• intensifies; east

Tags

NGSS.MS-ESS2-6

Why do the fisherman of Peru and South America not welcome a strong El Nino?

• El Nino poisons the fish

• El Nino causes strong winds and currents which move fish westward

• El Nino bring cold water to the surface which kills the base of the food chain

• El Nino shuts off upwelling and nutrients needed for the marine food chain do not rise to the surface

Tags

NGSS.MS-ESS2-6

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of the following is an INCORRECT statement about El Niño and La Niña?

• Both occur every 2-7 years

• Both occur in the Atlantic Ocean

• El Nino is a warming and La Nina is a cooling of the Pacific Ocean

• Neither are considered "storms"

Tags

NGSS.MS-ESS2-6