It usually causes variations in indicated airspeed. Report as Moderate Turbulence. Turbulence that is similar to Light Chop but of greater intensity. It causes rapid bumps or jolts without appreciable changes in aircraft altitude or attitude. Report as Moderate Chop.
Occupants feel definite strains against seat belts or shoulder straps.
Unsecured objects are dislodged. Food service and walking are difficult. It usually causes large variations in indicated airspeed. Aircraft may be momentarily out of control. Report as Severe Turbulence.