Plum pudding odel

• Plum Pudding Model


  By JJ.Thomson (1900's)
• J.J.Thomson


  Discovered electrons
• J.J.Thoson said

  An atom is a general ball of positive charge with electrons stuck in it.
• What was the first subatomic particle that was discovered?

  Electrons (1897)
• Who discovered the first subatomic particle?

  J.J.Thomson