Sailors and forecasters use the Beaufort Wind Scale as a way to rate wind speed. The scale ranges from zero for calm to 12 for a hurricane.
This scale is used to measure velocity, speed and power of wind.
Francis Beaufort
A Richter scale used to express the energy released by an earthquake A Beaufort scale is used to derermine the sthrenth of wind.
The Beaufort Scale.
The Beaufort Scale
The Beaufort scale is used to estimate the wind force.
The Beaufort scale
The Beaufort scale is used to indicate approximate wind speed.
A Richter scale used to express the energy released by an earthquake A Beaufort scale is used to derermine the sthrenth of wind.
The Beaufort Scale.
This is the Beaufort scale.
The Beaufort Scale is widely used by sailors, there are 12 divisions of wind strength. See Wikipedia for 'Beaufort Scale'.
Beaufort scale :)
A beaufort scale measures wind speed.
The Beaufort scale was invented in 1805.
The Beaufort scale.
The Beaufort Scale is an indication of the strength of the wind.
francis beaufort is famous for the beaufort scale
The Beaufort Scale