1. Which of the following properties is not an index thatscientists use to determine phases of ENSO ? a. Southern Oscillation Index b. Oceanic Nio

1. Which of the following properties is not an index thatscientists use to determine phases of ENSO ?

a. Southern Oscillation Index

b. Oceanic Niño Index

c. Multivariate ENSO Index

d. Sea ice coverage in Greenland

2. In an El Niño year, which set of the followingconditions would you expect:

a. A cooling of Pacific Ocean SSTs near South America and awarming of SSTs to the northeast of Australia

b. Warmer than average temperatures over western and centralCanada.

c. Drier-than-average conditions are likely over portions of theU.S. Gulf Coast and Florida

d. A cooling of Pacific Ocean water near South America only

3. In an El Niño year the number of hurricane from NorthAtlantic Ocean will be

a. less than average

b. more than average

4. If the Gulf Stream stopped running, how would theclimates of North America and Europe be affected? (short answer,describe event in detail)

5. During an El Niño year, the Peruvian Anchovy populationwill increase.

a. true

b. false

6. What are different effect of positive andnegative phrase of NAO on weather in North America and Europe?(short answer)