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
Moneta Sleet Jr. died of cancer at Columbia-Presbyterian Medical Center on September 30, 1996. Moneta Sleet Jr. Moneta J. Sleet Jr. (February 14, 1926 - September 30, 1996) was an American press photographer best known for his work as a staff photographer for "Ebony" magazine. In 1969 he was awarded the Pulitzer Prize for Feature Photography for his photograph of Coretta Scott King, Martin Luther King Jr.'s widow, at her husband's funeral. Sleet was the first African-American man to win the Pulitzer, and the first African American to win the award for journalism. He died of cancer in 1996 at the age of