1. During El Nina the stronger trade winds are driven by an air pressure that de

Question

1. During El Nina the stronger trade winds are driven by an air pressure that decreases westward across the pacific. The higher wind speeds occur becauxe the ar pressure difference between the eastern and western torpic Pacific is __________ than during neutral conditions.

a. less

b. greater

3. The eastern tropical Pacific experances __________ SST anomalies.

a positive

b negitive

2. Trade winds rive surface currents wowards the west, resulting in sea-surface tempatures in the western Pacific that are slightly _______ tha during neutral conditions.

a higher

b lower

Explanation / Answer

1) Greater. El nino is accompanied with high air pressure in the tropical western Pacific.

3) Possitive, Because  if El Nino readings are higher than the respective neutral conditions is possitie.

2) Higher, In this context sea-surface tempatures in the western Pacific that are slightly higher than during neutral conditions.

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