throws a ball into the air with a speed of 1.0m/s. how long does it take the ball to reach its maximum heaight

Work out sian speed for the first 30 minutes of her journey. give your answer in km/h.

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.

What ions are formed when hcl dissolves in water?