Individual #mechanics__mechanic  the branch of physics concerned with the motion of bodies in a frame of reference
  >part of:  physics__physic__physical_science__natural_philosophy__naturalphilosophy  the science of matter and energy and their interactions
  >part:  classical_mechanics__classicalmechanic__Newtonian_mechanics  the branch of mechanics based on Newton's laws of motion
  >part:  fluid_mechanics__fluidmechanic__hydraulics  study of the mechanics of fluids
     >part:  hydrostatics  study of the mechanical properties of fluids that are not in motion
     >part:  hydrodynamics__hydrodynamic__hydrokinetics__hydrokinetic  study of fluids in motion
        >part:  magnetohydrodynamics  the study of the interaction of magnetic fields and electrically conducting fluids (as plasma or molten metal)
  >part:  pneumatics  the branch of mechanics that deals with the mechanical properties of gases
  >part:  statics__static  the branch of mechanics concerned with forces in equilibrium
  >part:  dynamics__kinetics  the branch of mechanics concerned with the forces that cause motions of bodies
     >part:  ballistics  the science of flight dynamics
  >part:  kinematics  the branch of mechanics concerned with motion without reference to force or mass
  >part:  aeromechanics__aeromechanic__aerodynamics  the branch of mechanics that deals with the motion of gases (especially air) and their effects on bodies in the flow

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