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Theory
Tests
Judge the wind speed from a visual description of the sea
Error Submitting Test
"Large wavelets. Crests begin to break; scattered whitecaps" best describes the sea conditions for which beaufort wind scale number?
"Small wavelets. Crests of glassy appearance, not breaking" best describes the sea conditions for which beaufort wind scale number?
"Moderately high waves with breaking crests forming spindrift. Well-marked streaks of foam are blown along wind direction. Considerable airborne spray" best describes the sea conditions for which beaufort wind scale number?