11/6 El Nino and La Nina AP

Last updated about 1 year ago

13 questions

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Last updated about 1 year ago

13 questions

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1

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Describe two characteristics of an El Nino year.

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Draggable item		Corresponding Item
Western Pacific with heavy rainfall		Normal Year
Western Pacific		El Nino Year
Eastern Pacific		La Nina Year

Draggable item		Corresponding Item
Eastern Pacific		Normal Year
Western Pacific with heavy rainfall		El Nino Year
Western Pacific		La Nina Year

Draggable item		Corresponding Item
Northeast coast of Australia and Indonesia		Normal Year
Western Pacific		El Nino Year
Western coast of North and South America		La Nina Year

Western coast of North and South America

Western Pacific

Northeast coast of Australia and Indonesia

The location of the warm Pacific equatorial waters

The location of the cold Pacific polar waters

The location of the warm Atlantic equatorial waters

The location of the cold Antarctic polar waters

Hot, dry summers in Asia and Australia that lead to fires, as well as flooding rains in western North and South America

Cold, wet winters in Asia and Australia that lead to overgrowth of rainforests, as well as hot, dry winters in North and South America

Hot, dry summers in western North and South America that lead to fires, as well as flooding rains in Asia and Australia

The warm Pacific equatorial waters in the eastern Pacific Ocean

The warm Pacific equatorial waters in the western Pacific Ocean

The cold Atlantic equatorial waters in the western Atlantic Ocean

The warm Atlantic equatorial waters in the western Atlantic Ocean

More hurricanes during a La Niña, and less during an El Niño

Fewer hurricanes during a La Niña, and more during an El Niño

El Niño and La Niña are the same for hurricanes

They are both exclusively weather phenomena

Location of low pressure system and generating rainfall

Western Pacific with heavy rainfall

Normal Year

Western Pacific

El Nino Year

Eastern Pacific

La Nina Year

Coastal wind along the west coast of South America (compass direction and relative strength)

Eastern Pacific

Normal Year

Western Pacific with heavy rainfall

El Nino Year

Western Pacific

La Nina Year

Relative strength of upwelling off the coast of South America (weak, normal, strong)

Strong

Normal Year

Normal

El Nino Year

Weak

La Nina Year

Position of thermocline

Deep

Normal Year

Normal

El Nino Year

Shallow

La Nina Year

Location of warm surface water

Western Pacific

Normal Year

Middle Pacific

El Nino Year

Eastern Pacific

La Nina Year

Wet weather conditions including flooding in some cases.

Northeast coast of Australia and Indonesia

Normal Year

Western Pacific

El Nino Year

Western coast of North and South America

La Nina Year

The fish and birds leave this area due to a lack of upwelling during an El Nino year.

Western coast of North and South America

Western Pacific

Northeast coast of Australia and Indonesia

How can you tell the difference between an El Nino or La Nina year?

The location of the warm Pacific equatorial waters

The location of the cold Pacific polar waters

The location of the warm Atlantic equatorial waters

The location of the cold Antarctic polar waters

What are the economic consequences of an El Nino year?

Hot, dry summers in Asia and Australia that lead to fires, as well as flooding rains in western North and South America

Cold, wet winters in Asia and Australia that lead to overgrowth of rainforests, as well as hot, dry winters in North and South America

Hot, dry summers in western North and South America that lead to fires, as well as flooding rains in Asia and Australia

What is the cause of the weather changes in an El Nino year?

The warm Pacific equatorial waters in the eastern Pacific Ocean

The warm Pacific equatorial waters in the western Pacific Ocean

The cold Atlantic equatorial waters in the western Atlantic Ocean

The warm Atlantic equatorial waters in the western Atlantic Ocean

What relationship is there between El Niño and North Atlantic hurricanes? La Niña and North Atlantic hurricanes?

More hurricanes during a La Niña, and less during an El Niño

Fewer hurricanes during a La Niña, and more during an El Niño

El Niño and La Niña are the same for hurricanes

They are both exclusively weather phenomena