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PIMSO 2022 - Science - Grade 3 - National Round Question 5

PIMSO Science · PIMSO 2022 - Science - Grade 3 - National Round

Question 5

Trace the flow of air vibrations as it is detected by the ear and recognized as sound by the brain.
  1. Auricle → Ear canal→ Eardrum → Ossicles → Cochlea → Auditory nerve
  2. Auricle → Eardrum → Ear canal → Ossicles → Cochlea → Auditory nerve
  3. Ossicles → Ear canal → Eardrum → Auricle → Cochlea → Auditory nerve
  4. Ossicles → Eardrum → Ear canal → Auricle → Cochlea → Auditory nerve
  5. Ossicles → Eardrum → Ear canal → Cochlea → Auricle → Auditory nerve