Memory Water cycleVersion en ligne Match the word with its meaning. par Annalisa Farrugia Hygroscopic nuclei Relief rainfall Evaporation Dew point Front The movement of water between air, sea and land. The boundary between two air masses. A type of rainfall that occurs when warm air meets a mountain. The loss of moisture from water surfaces and the soil. A type of rainfall that occurs when air rises as it is heated by the hot ground below. A type of rainfall that occurs when a warm airmass meets a cold airmass. Water cycle Transpiration Any form in which water falls from the sky. The critical temperature at which air becomes saturated. When water vapour changes back to water droplets. Convectional rainfall Frontal rainfall A solid surface such as dust, over which condensation occurs. The loss of water from vegetation. Condensation Precipitation