A cell phone with mass 0.25 kg drops out of your hand. What is the kinetic energy of the cell phone if it falls at 5 m/s?

True or false when elements combine to form a mixture, the resulting chemical properties may be very different from those of the elements that make it.

Rohit is trying to tune an instrument

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.