So you now own a nice camera and you’re beginning to think about which lens you should buy next. The choice seems overwhelming and you don’t want to make an expensive mistake.
So as a photographer, you have to ensure your shutter speed is appropriate for the situation you’re photographing. Every moving subject can be captured mid-action by an appropriate shutter speed. Any speed that isn’t man-enough for the job, one that is too slow… and there will be motion blur.