El Nino
La Nina
Ocean Currents
Severe Weather
Miscellaneous
100
This occurs every 2-7 years and makes the ocean warmer.
What is El nino?
100
This weather pattern makes the ocean colder.
What is La Nina?
100
These affect climate and weather.
What are ocean currents?
100
A violent rotating column of air.
What is a tornado?
100
Cumulonimbus clouds are formed when this condenses.
What is warm air?
200
This is the ocean where El nino occurs.
What is the Pacific Ocean?
200
La Nina conditions must last for at least this long for it to be classified as La Nina.
What is 2 months?
200
These currents are in the upper 10% of the ocean.
What are surface currents?
200
Cumulonimbus clouds cause this.
What is a thuderstorm.
200
The top of a cumulonimbus cloud is usually elecrically charged this way.
What is positive?
300
These types of events have dramatically increased in the past few decades.
What are weather related evets caused by El Nino?
300
La Nina can last as long as this.
What 2 years?
300
These currents are in the lower 90% of the ocean.
What are deep-water currents?
300
This is an overflowing body of water.
What is a flood?
300
The bottom of cumulonimbus clouds is usully electrically charged this way.
What is negative?
400
These are the continents affected by El Nino.
What are North America, South America, Asia, and Australia?
400
This is the part of the ocean tat gets colder.
What is the eastern equatorial part?
400
Surface currents are cuased by this.
What is wind?
400
This is electrical discharge from a cloud.
What is lightning?
400
This is heard as thunder.
What is rapidly expanding air?
500
This is the degree of temperature rise during El Nino
What is 32 degrees F (0.3 degrees C)?
500
La Nina makes the ocean colder by as much as this many degrees.
What is 7 degrees?
500
Deep-water currents are cuased by these.
What are density differences?
500
This forces a tornado to become vertical.
What is rising wind from an updraft?
500
Cumulonimbus clouds are usually caused by these.
What are cold fronts?
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