On a weather map lines joining places of equal pressure are termed Isobars, and lines joining places of equal temperature are called Isotherms.
Kwimigca yemephu yemozulu edibanisa iindawo zoxinzelelo olulinganayo zibizwa ngokuba yimigca elandela iindawo emephini ezinoxinzelelo olulingeleleneyo lomoya ngexesha elithile, kwaye imigca edibanisa iindawo ezinoqondo lobushushu olulinganayo zibizwa ngokuba yimigca elandela iindawo emaphini anobushushu obulungeleleneyo.