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