Wind
The Beaufort Scale (5)…………………(use) to measure wind strength. It (6)………………………..(devise) by Admiral Beaufort of the British Navy in 1806. Numbers (7)……………………………. (use) to describe wind strengths. For example, a storm of 55-63 mph(8)……………………..(describe) as ‘’force 10’’ on the Beaufort Scale.