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AP Environmental Science 4.9: El Niño and La Niña

Practice AP Environmental Science questions on El Niño and La Niña, Pacific sea-surface temperatures, precipitation, and regional climate patterns.

Syllabus
Effective Fall 2025
Course
AP Environmental Science

4.9 El Niño and La Niña question 1

[Maximum number: 3]

Respond to parts A, B, C, D, E, F, G, H, I, and J.

Question (a)

(a)

Identify the sea surface condition for the eastern equatorial area of the Pacific Ocean

illustrated in Figure 1.

[ 1 ]

Question (b)

(b)

Based on the information in Figure 1, identify the climate phenomenon associated with the

sea surface conditions shown in the equatorial area of the Pacific Ocean.

[ 1 ]

Question (c)

(c)

Based on the information in Figure 2, describe a difference in climate patterns between the

regions A and B.

[ 1 ]
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