Contact and Non-contact forces

Cards (12)

  • define force?
    push or a pull that acts on an object due to the interaction with another object
  • force is a vector quantity
  • unit for force?
    N
  • what is contact force?
    when 2 objects are physically touching
  • example of contact forces?

    Friction, tension, normal force.
  • what is friction?
    he force felt between two surfaces when one attempts to slide against the other 
  • what is air resistance?
    he force that acts in the opposite direction to an object moving through the air
  • what is tension?
    An object that is being stretched
  • what is normal contact force?
    when 2 objects are in direct contact
  • what is non-contact force?
    when two objects are physically separated like gravitational and electrostatic forces
  • what is gravitational force?

    force of gravity
  • what is electrostatic force?
    Force between electrically charged objects.