forces

• Forces

  A push, pull or twist that can change an objects motion
• Force measurement


  Measured in Newtons (N)
• How forces can change

  • Change in speed (speed or direction)
  • Change in direction
  • Change in shape of an object
• Balanced forces

  When forces acting in opposite directions are the same size they are said to be balanced
• Unbalanced forces

  When forces acting in opposite directions are not-equal they are said to be unbalanced
• m

  Mass of an object
• Normal force

  The support force exerted upon an object that is in contact with another stable object