galileo's assertion on horizontal motion

• Galileo Galileo, an italian scientist proposed the study of motion
• Result of galileo's experiment on motion

  • natural horizontal motion
  • natural vertical motion
• assertion

  A) vertical motion

  B) horizontal motion

  
• newton

  • velocities of horizontal and vertical motions are zero or constant until acted upon external force

  galileo

  • horizontal motion has constant velocity
  • vertical motion has constant acceleration