Need help pleaseee !

Alfred pushes on a heavy box, but cannot move it. the box has a lot of inertia motion friction gravity

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.

Ais a machine that makes work easier when a single force is applied. a simple machine b compound machine c endangered machine d complex machine