To become a certified teacher in Illinois, you will need to fulfill these requirements: 1  Step One: Complete a bachelor's degree and other prerequisite coursework required. 2  Step Two: Complete a state-approved teacher preparation program. 3  Step Three: Pass required exams.  Step Four: Submit an Illinois teaching credential application.
Precipitation is water released from clouds in the form of rain, freezing rain, sleet, snow, or hail. It is the primary connection in the water cycle that provides for the delivery of atmospheric water to the Earth. Most precipitation falls as rain.
Click on the image to view the large version. Precipitation comes in several forms. Rain is water in liquid form. Rain may actually start out as snow, but melts before it reaches the ground. Drizzle is made up of small water droplets that are falling very slowly.