Enso

ENSO stands for . . .

• Extreme Nautical Surface Oscillations

• El Niño Southern Oscillation Cycle

• Equatorial Nuisance Sea Observations

• El Niño Surface Observations

Tags

NGSS.MS-ESS2-6

The ENSO cycle is irregular, but it tends to reset every ________ years.

• 10-17

• 100-150

• 3-12

• 2-7

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-LS2-3

NGSS.MS-LS2-4

Which date shows El Nino?

• January 2015

• November 2015

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Which region would likely experience a drought during this ocean circulation pattern?

• South America

• Indonesia

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Does this image show normal or El Nino conditions?

• normal

• El Nino

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What process is shown in this picture?

Winds across the equatorial Pacific normally blow . . .

• from north to south

• from south to north

• from west to east

• from east to west

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

When La Niña is occurring, ocean surface temperatures in the Pacific are _______ than normal.

• higher

• the same as

• lower

Tags

NGSS.MS-ESS2-6

An El Niño or La Niña event usually lasts for _________ months.

• 1-2

• 3-7

• 9-12

• 24-36