To freeze motion in photography, you need three things.  First, you need a good camera, triPod, and a subject to photograph.  One thing to keep in mind is your shutter speed.  For example, if the subject is moving towards you, you want the shutter speed between 1/100th to 1/250th.  If you are capturing the subject going from side to side, you want it set at 1/250th or more.  Keep in mind that the more you increase the shutter speed the less light you will have in your picture.  Next, move the...