Students learn which way the wind blows; Patsy Turnbull blows on the cups of an anemometer; a device

CANADA - MARCH 03: Students learn which way the wind blows; Patsy Turnbull blows on the cups of an anemometer; a device for measuring wind speed; last night at a display of weather forecasting techniques at Centennial College in Scarborough. Weather displays; covered satellite observations; air pollution; and the effects of weather on the economy and on farmers' crops. Fourteen two-student teams demonstrated different phases of weather science; and meteorology branch of the Department of Transport assisted in exhibits. (Photo by Frank Teskey/Toronto Star via Getty Images)