El Nino Stirs Up the World's Weather

El Nino Stirs Up the World's Weather

Open Ended

Why is business usually good for the fishermen living on the coast of South America in Peru, Chile, and Ecuador. (What do the trade winds usually do that help the fishermen?)

Multiple Choice

What does the weakening of the trade winds stop from happening?

• downwelling

• upwelling

• El Nino

• La Nina

Open Ended

Why do the economies of Ecuador and other coastal countries suffer if there is no upwelling?

Multiple Choice

What is the name for the unusually warm flow of surface water that happens every 2 to 7 years in the equatorial Pacific Ocean?

• La Nina

• trade winds

• upwelling

• El Nino

Multiple Select

When an El Nino occurs, what may happen?

• People may die of starvation.

• Floods may occur.

• Mudslides may occur.

• Hurricanes may occur.

Multiple Choice

What did scientists develop to learn more about El Nino?

• YOGA

• YODA

• TOGA

• GUDA

Multiple Choice

What did TOGA scientists use to monitor the ocean for temperature, pressure, salinity, speeds, etc?

• weather vanes

• weather buoys

• weather balloons

• weather stations

Multiple Choice

In the El Nino of 1997-1998, what sparked and raged in the dry Indonesian forests? These also caused an airliner to crash.

• wildfires

• tornadoes

• hurricanes

• mudslides

Multiple Choice

How did TOGA scientists help farmers in Peru, Brazil, and Australia?

• Dry season was predicted so special grains could be planted to grow well in dry conditions.

• Dry season was predicted so no grains were planted.

• Wet season was predicted so no grains were planted.

• Wet season was predicted so special grains could be planted to grow well in rainy conditions.

Multiple Choice

When La Nina happens, it is like the opposite of El Nino in several ways. What happens during La Nina?

• Weak trade winds and less upwelling.

• Strong trade winds and less upwelling.

• Strong trade winds and more upwelling.

• Weak trade winds and more upwelling.

Multiple Select

What may happen during an El Nino? (check all that apply)

• droughts and wildfires

• mudslides

• heavy rain and flooding

• more frequent hurricanes

Open Ended

If you were a fisherman, would you rather live on the coast of South America during El Nino or La Nina? WHY?