. Laboratory lessons in general science . wledge by reading. WEATHER AS AFFECTED BY HIGHS AND LOWS 1. From the weather maps of Figures 27, 28, 29,1 showingthe progress of typical storm areas, locate -and explain thesignificance of (a) the isotherms; (b) the isobars; (c) thewind directions from a high; (d) the wind directions intoa low; (e) the modification of temperature of a whole regionby an advancing high; (/) the isotherms running withthe lows; (g) the areas of precipitation. Explain any pre-cipitation in front of an advancing high. 2. Account for wind directions at any point not in accord


. Laboratory lessons in general science . wledge by reading. WEATHER AS AFFECTED BY HIGHS AND LOWS 1. From the weather maps of Figures 27, 28, 29,1 showingthe progress of typical storm areas, locate -and explain thesignificance of (a) the isotherms; (b) the isobars; (c) thewind directions from a high; (d) the wind directions intoa low; (e) the modification of temperature of a whole regionby an advancing high; (/) the isotherms running withthe lows; (g) the areas of precipitation. Explain any pre-cipitation in front of an advancing high. 2. Account for wind directions at any point not in accordwith the general atmospheric circulation about and into alow, or out from a high. What is the significance (a) ofthe term cyclone when applied to a low; (b) of anti-cycloneapplied to a high? What conditions largely determine thewind velocities reported at various points? ] Get from the nearest Weather Bureau Station, if possible, some dailyWeather Maps of recent date. Ask that those furnished be for successivedays during a week or 66


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