Labels:background | light | stairway | traffic light OCR: HELP Hearing The ear also detects head movements and helps you to balance by using three semi circular .canals and two sacs filled with liquid When you imove your head, the liquid in-the canals and sacs moves The liguid moves sensory cells in the sacs This causes the cells to send messa ges to the brain about the position of the head. Page move
(.png)
