WorksheetsProcesses of El Nino and La Nina
Total questions: 24
Worksheet time: 7mins
Which weather conditions are associated with El Nino?
increased temperature, increased precipitation
decreased temperature, increased precipitation
increased temperature, decreased precipitation
decreased temperature, decreased precipitation
Which best describes El Nino?
The water in the Pacific Ocean gets warmer than normal and causes fewer hurricanes to form
The water in the Pacific Ocean gets colder than normal and causes more hurricanes to form.
The water in the Pacific Ocean gets colder than normal, and the flow of the jet stream is disrupted
The water in the Pacific Ocean gets warmer than normal, and the flow of the jet stream is disrupted.
During El Nino, what happens to the amount of precipitation a region receives?
There is no precipitation
The amount of precipitation increases
The amount of precipitation decreases
The amount of precipitation does not change
What causes the risig surface temperatures in the Pacific Ocean, drought in the western United States, and flooding on the Pacific coast of South American?
the Gulf Stream
The jet stream
La Nina
El Nino
What causes La Nina?
cooling of water in the Atlantic Ocean off the coast of South America
cooling water off the Atlantic coast of the US
cooling water in the Pacific Ocean off the coast of South America
warm water in the Pacific Ocean off the coast of South America
During a(n) ____ event, trade winds are much stronger than usual.
El Nino
La Nina
Normal
Partly sunny
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
The image is of a(n):
El Nino event
La Nina event
Non-El Nino (normal conditions)
The picture below is of a(n) ____ event.
Non-El Nino (Normal)
El Nino
La Nina
The picture represents a(n) ___ event.
El Nino
La Nina
Non-El Nino (normal conditions)
Without question, ENSO events:
Are preventable
Eliminate sources of rain
Are really scary
Impact everyone on the planet somehow
La Niña is characterized by ______________ of the Western Pacific Ocean.
a warming
a cooling
average temperatures
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"
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"
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"
What phenomenon will happen if trade winds are weakened and they cause the piling up of warm surface and making the part of the Pacific Ocean warmer?
Climate
El Nino
La Nina
Weather
When does La Nina happen?
December to February
February to March
November or December
September or October
Which of the following does NOT happen in El Nino phenomenon?
It will bring severe drought
Trade winds are weakened
It will bring extreme flooding
Increase of the temperature in the eastern part of the Pacific Ocean
Why is it important to track the occurrence of El Nino and La Nina?
It could cost lots of money
People can go to different places
It could damage personal properties
It leads people to plan the necessary precautions needed.
Which of the following is the cause of El Nino?
Upwelling of cold water intensifies
Build up of cooler than normal waters in the Tropical Pacific
The water is colder due to the trade winds reversing direction or becoming more intense.
The water is warmer due to the trade winds reversing direction or becoming less intense
How does El Nino and La Nina affect global climate
El Nino is the cooling phase while La Nina is the warming phase.
El Nino tends to have global climate impacts while La Nina impacts weather system around the globe
El Nino tends to lower global temperature while La Nina tends to boost global temperature
El Nino impacts weather system around the globe, triggering predictable disruptions in temperature, rainfall and winds while La Nina is a cooling phase of ENSO that tends to have global climate impacts.
How often does El Niño occur?
every year
every 2 years
every 4-7 years
every day
Which of the following best explains the relationship between an El Niño event and the tradewinds?
When the tradewinds increase in strength, El Niño occurs.
When the tradewinds decrease in strength, El Niño occurs.
Scientists do no understand what causes El Niño to occurs.
When the tradewinds blow west to east, El Niño occurs.
What time of year do El Niño and La Niña occur?
during the summer when the ocean water is warming up
in the summer for El Nino and winter for La Nina
during the winter around December and January
During the fall when global temperatures are changing
