Multiple choice general knowledge science & technology What is the unit of measurement of wind speed Knot Okta Isobar Nottie Reveal answer Fill a bubble to check yourself A Correct answer Explanation A knot is the standard unit for measuring wind speed, especially in aviation and maritime contexts. One knot equals one nautical mile per hour. Okta measures cloud cover, isobar shows pressure lines, and 'nottie' is not a valid measurement unit.