A particle of mass m moves along the x axis under the influence of a force given by F(x)=(3+2x)i. It starts from rest from the position x=0. Find the magnitude of its acceleration and velocity at position x.

Which statement best describes how private industry decides where to spend the money on research and development

The position of a crate sliding down a ramp is given by x=(0.05t^3) m, y=(1.7t^2) m, z=(6−0.85t^5/2) m, where t is in seconds. (a) determine the magnitude of the crate's velocity when t = 2 s. (b) determine the magnitude of the crate's acceleration when t = 2 s.

Examine the equation. 23490th→23088ra+42he what kind of barrier would you need to block the radioactive particles from this reaction? a.a piece of paper b.a sheet of aluminum foil c. a two-inch block of lead d. a solid concrete block