You will need to provide the following information to apply for survivorâs benefits: 1  Proof of deathâeither from a funeral home or death certificate. 2  The deceased workerâs Social Security number. 3  Your Social Security number.  Your birth 1  certificate. Your marriage certificate (if applying as a widow or widower)
Definition of churn - a machine for making butter by shaking milk or cream., a large metal container for milk, Definition of churn - a machine for making butter by shaking milk or cream., a large metal container for milk,
Freebase(5.00 / 1 vote)Rate this definition: In fluid dynamics, a vortex is a region within a fluid where the flow is mostly a spinning motion about an imaginary axis, straight or curved. That motion pattern is called a vortical flow. Vortices form in stirred fluids, including liquids, gases, and plasmas.