Magnetism can cause objects to repel each other.
Michael faraday discovered that a magnetic field can generate an electric current.
Something studied by michael faraday can cause objects to repel each other.
What can cause objects to repel each other?
  * Something studied by Michael Faraday
  * Mutagenic chemicals
  * a hemisphere is tilted away from the sun
  * fissures of hot, acidic water
  * chemical to mechanical energy
  * absorb light energy
  * electromagnetic energy
  * Slowing the transfer of heat