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- 1. Multiple Choice
During a(n) ____ event, trade winds are much stronger than usual.
El Nino
La Nina
Normal
Partly sunny
- 2. Multiple Choice
Normally, atmospheric upwelling and rain occurs in the:
FAR Western Pacific
Central Pacific
Western Pacific
- 3. Multiple Choice
During an El Nino, it rains
in the central Pacific
in the FAR eastern Pacific
in the western Pacific
In all of the Pacific
- 4. Multiple Choice
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
- 5. Multiple Choice
During an El Nino, trade winds are typically...
about average
stronger
weaker
- 6. Multiple Choice
The image is of a(n):
El Nino event
La Nina event
Non-El Nino (normal conditions)
- 7. Multiple Choice
The picture below is of a(n) ____ event.
Non-El Nino (Normal)
El Nino
La Nina
- 8. Multiple Choice
The picture represents a(n) ___ event.
El Nino
La Nina
Non-El Nino (normal conditions)
- 9. Multiple Choice
Without question, ENSO events:
Are preventable
Eliminate sources of rain
Are really scary
Impact everyone on the planet somehow
- 10. Multiple Choice
La Niña is characterized by ______________ of the Western Pacific Ocean.
a warming
a cooling
average temperatures
- 11. Multiple Choice
El Niño ___________________ the trade winds causing the warm pool to move ___________.
weakens or reverses; west
intensifies; west
weakens or reverses; east
intensifies; east
- 12. Multiple Choice
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
- 13. Multiple Choice
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"
- 14. Multiple Choice
In El Nino, rain moves east with the warm pool causing rainy/stormy weather in California and less hurricanes in the Atlantic Ocean.
True
False
- 15. Multiple Choice
When La Nina and hurricanes pull cold water to the surface and bring nutrient rich sediments from the seafloor, this is called ___________________.
upwelling
downwelling
El zapato
La Gloria
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