Precipitation - water falling from the sky e.g rain, sleet, snow, Condensation - to change from a gas to a liquid, Evaporation - the change from liquid to a gas, Surface Runoff - rainwater that travels across hard or very wet ground., Infiltration - the soaking of rainwater into the ground, Throughflow - water that can move through the soil , Permeable - rock that lets water seep through, Groundwater - rainwater that has filled up pores and cracks in rocks,

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