Why does teh water flush in the opposite direction when in the different hemispheres? Thanks!

Question: Why does teh water flush in the opposite direction when in the different hemispheres? Thanks!
- Keywords:
  direction,
  flush,
  hemisphere,
  water
Asked by shoetree3 to Mike, Pip, Tianfu, Tim, Tom on 28 Jun 2012.
- Tom Lister answered on 28 Jun 2012:
  
  It just doesn’t. Try this at home (I would use the sink!), you can make the water spin either way.
- Tim Stephens answered on 28 Jun 2012:
  
  I agree with Tom. It depends on what the water in the sink is doing before you pull the plug.

Question: Why does teh water flush in the opposite direction when in the different hemispheres? Thanks!