A ball rolls off a 1.2 meter tall lab table. How long before it hit the ground?

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.

Dao makes a table to identify the variables used in the equations for centripetal acceleration. what quantities belong in cells x and y?

Abar magnet cut in half will form a total ofpoles.a)fourb)eightc)two