Completar frases 79-testVersión en línea 79-test por Farhad Key 1 gentle heats chinook mistral land difference sea pressure fierce heavier hot Elsewhere entire The world's atmosphere is forever on the move . Wind is air in motion . Sometimes air moves slowly , giving a breeze . At other times it moves rapidly creating gales and hurricanes . Gentle or , wind always starts in the same way . As the sun moves through the sky , it up some parts of the and more than others . The air above these spots is warmed , becomes lighter than the surrounding air , and begins to rise . , cool air sinks , because it's . Winds blow because - air squeezed out by sinking , cold air is sucked in under rising , warm air . Winds will blow wherever there is a in air temperature and pressure , always flowing from high to low . Some winds blow in one place , and have a local name ? North America's and France's . Others are part of a huge circulation pattern that sends winds over the globe .