With Best Regards: Closing Your Letter. June 17, 2014 by. When writing professional or informal emails and letters, it is often considered proper etiquette to complete your correspondence with an appropriate closing signature.
What two conditions are needed for clouds to form? Air must be cooled to its dew point and particles must be present in the air When are clouds formed by ice crystals instead of drops of liquid water?
Best Answer: clouds form when the temperature in the atmosphere reaches the dew point which is the temp at which water can condense there is a line i forget the name of it and the water condenses on this invisable line of air temperature anything above the line just puffs up but water cannot condense below the line so it appears flat.