1
rain, sleet, and snow are all types of this
2
the process of water vapor changing to liquid water
3
the process of liquid changing to water vapor
4
the process of ice changing directly from a solid to a gas
5
the top level of groundwater in an aquifer
6
a lake that forms behind a dam
7
the measure of how salty water is
8
the layer of rock and soil that groundwater flows through
9
when raindrops freeze before they hit the ground ____ forms.
