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Lesson 3
Patterns of circulation in the ocean
| Term | Definition |
|---|---|
| Ei nino | An abnormal climate event that occurs every two to seven years in the Pacific Ocean causing changes in winds currents and weather patterns for one to two years |
| Current | A large stream of moving water that flows through the ocean |
| La Niña | A climate event in the eastern Pacific Ocean in which surface waters are colder than normal |
| Gradually | To move or change slowly |