Rubbing the straw makes it negatively charged and this induces a positive charge in your hand. The attraction between the straw and your hand makes the straw follow your hand as you move it.
Tuesday 9 November 2010
Static Spinning Straws
Rubbing the straw makes it negatively charged and this induces a positive charge in your hand. The attraction between the straw and your hand makes the straw follow your hand as you move it.
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment