The Beaufort wind scale measures wind speed
A) with an anemometer.
B) by observed effects.
C) using satellites.
D) with a wind vane.

Question

Quizplus · Accepted Answer

The Beaufort wind scale was created in the early 19th century and measures wind speed by the observed effects on the environment such as the movement of leaves and branches, the appearance of waves on water, and the swaying of buildings and trees. It does not require any specialized equipment such as an anemometer or satellite. Therefore, the best choice is B, by observed effects.

The Beaufort Wind Scale Measures Wind Speed