What is the relationship between fluid dynamics, hydrodynamics, and aerodynamics?

How many times did thomas edison mess up the light bulb

What would be the result of an alpha particle coming into a magnetic field? a) the alpha particle will stop moving. b) the alpha particle will reverse its direction. c) the alpha particle will be deflected in a curve path. d) the alpha particle will continue to travel in a straight line.

While the change in blank will remain the same during a collision, the force needed to bring an object to a stop can be blank if the time if collision is blank