The motorcycle is traveling at 40 m/s when it is at A. If the speed is then decreased at a = −0.05s m/s2 , where s is in meters measured from A, determine its speed and acceleration when it reaches B.

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

The diagram shows four locations in the electric field of a positive point charge m. at which location is the electric potential the greatest.

Arope has one end tied to a vertical support. you hold the other end so that the rope is horizontal. if you move the end of the rope back and forth with a frequency of 4 hz, the transverse wave you produce has a wavelength of 0.5 m. what is the speed of the wave in the rope?