The name Angela is a French baby name. In French the meaning of the name Angela is: Angel. Spanish Meaning: The name Angela is a Spanish baby name. In Spanish the meaning of the name Angela is: Angel.he name Angela is a French baby name. In French the meaning of the name Angela is: Angel. Spanish Meaning: The name Angela is a Spanish baby name. In Spanish the meaning of the name Angela is: Angel.
âA trough is an elongated area of low atmospheric pressure that can occur either at the Earth's surface or at higher altitudes.â âIn southwestern Australia, the hottest conditions are normally associated with low pressure troughs that direct east to northeasterly winds from the hot interior.â
When the height contours bend strongly to the south, (as in the diagram below), it is called a TROUGH. Strong troughs are typically preceded by stormy weather and colder air at the surface. Here is an example of a trough in an upper-level height field (red contours).