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