Accretion (meteorology) Accretion (meteorology) Accretion is defined as the gradual collection of something over time. In meteorology or atmospheric science it is the process of accumulation of frozen water as precipitation over time as it descends through the atmosphere, in particular when an ice crystal or snowflake hits a supercooled liquid droplet, which then freeze together, increasing the size of the water particle. The collection of these particles eventually forms snow or hail in clouds and depending on lower atmosphere temperatures may become rain, sleet, or graupel. Accretion is the basis for cloud formation and can also be seen as water accumulates
Rain and Snow Rain and Snow Rain and Snow, also known as Cold Rain and Snow (Roud 3634), is an American folksong and in some variants a murder ballad. The song first appeared in print in Olive Dame Campbell and Cecil Sharp's 1917 compilation "English Folk Songs from the Southern Appalachians", which relates that it was collected from Mrs. Tom Rice in Big Laurel, North Carolina in 1916. The melody is pentatonic. Campbell and Sharp's version collected only a single verse: In 1965, Dillard Chandler recorded a graphic murder ballad version of the song that ends with the wife being shot by the