What are El nino and la nina

1. What does ENSO stand for?

• El Niño Southern Oscillation

• Equatorial Northern Southern Oscillation

• Eastern Northern South Oscillation

• El Niño Seasonal Oscillation

Tags

NGSS.MS-ESS2-6

2. What is the neutral state of ENSO characterized by?

• Strong trade winds blowing from west to east

• Weak trade winds that do not significantly affect sea-surface temperatures

• Equal sea-surface temperatures across the Pacific Ocean

• Unpredictable weather patterns

Tags

NGSS.MS-ESS2-6

What temperature increase in Niño region 3.4 indicates an El Niño event?

• 0.3 degrees Celsius above average

• 0.5 degrees Celsius above average

• 1.0 degrees Celsius above average

• 1.5 degrees Celsius above average

El Niño is associated with cooler sea-surface temperatures in the Pacific Ocean.

• TRUE

• FALSE

Tags

NGSS.MS-ESS2-6

El Niño events are expected to have no impact on global weather patterns.

• TRUE

• FALSE

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

6. What is La Niña primarily associated with?

• Weaker trade winds

• Stronger trade winds that push warm water west

• A rise in sea-surface temperatures

• Increased drought in Central America

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

During a La Niña event, upwelling increases along the west coast of the Americas, bringing more cold, nutrient-rich water to the surface

• True

• False

Tags

NGSS.MS-ESS2-6

Upwelling is a process where __, nutrient-rich water rises from the deep ocean to replace __ water.

(a)  

La Nina can influence severe weather events around the world.

• True

• False

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

La Niña

Increases the number of hurricanes that develop and allows stronger hurricanes to form in the Atlantic Ocean.

• TRUE

• False

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6