When sound hits the eardrum, the impact creates vibrations which, in turn, causes three bones in the middle ear to move.
(sound; hits; the eardrum) (the impact; creates; vibrations which, in turn, causes three bones in the middle ear; T:When sound hits the eardrum) (vibrations; causes; three bones; to move)
sound the impact vibrations
hits creates causes
the eardrum
vibrations which, in turn, causes three bones in the middle ear T:When sound hits the eardrum
three bones to move